Create a membership account to save your garden designs and to view them on any device. I was afraid to prune it after reading that they should never be pruned. On Nov 12, 2001, Floridian from Lutz, FL (Zone 9b) wrote: Bougainvillea is a thorny vine, up to 20 feet long. (Not sure which zone you live in? The bougainvillea was named in honor of Count Louis-Antoine de Bougainville, an 18th century French aristocrat, navigator and explorer. I’m guessing that’s not correct. Everyone in the contiguous United States lives in Zone 3 or higher and has at least a 123 day growing season - enough to grow watermelons, pumpkins and butternut squash. For more information on diseases & insect related pest see HGIC 2251, Houseplant Diseases & Disorders & HGIC 2252, Common Houseplant Insects & Related Pests. They are extremely drought-resistant and thrive in almost any soil type that does not stay constantly wet. Once the plant is large enough, aim to repot it every two years. Prune suckers from the plant’s base to encourage top growth. The minimum winter temperatures to expect in zone 7 are in the zero to 10 degree F range. Bougainvillea can … It can grow from 1 ft. to up to 20 ft. with support from a trellis. Becoming a contributing member of Gardenia is easy and can be done in just a few minutes. Zone 7 is the only continuous zone of these four, spanning the country. Hi Nell, I’m so glad I found your post. See map below.) Australia lies in Plant Hardiness Zones 7 through 12 with some variations across regions and seasons. Now you how many growing days you have which dictates what you can grow. Some experts say these species vary between four and eighteen. Bougainvillea shrubs are known most for their showy flowers and the abundance of flowers that grow around the entire shrub. Bougainvillea plant does best with a soil pH of 5.5-6.5. Severe pruning should be done after summer flowering (i.e., in late fall or very early spring). The showy paper-like structures are a modified leaf called a bract. They can also be grown in the landscape if treated as an annual. Barbara H Smith, ©2015 HGIC, Clemson Extension, The genus Bougainvillea contains several species. They are named for Admiral Louis A. de Bougainville, a French explorer (1729-1811) who discovered them in South America. It was updated on 8/13/2020. The reason is that other factors could have an impact on the life of your plant such as a lack of water (resulting from the heat), light (cloud cover, dappled shade), day length (the longer the summer day, the more impact on plant survival), air circulation (fast-moving air on hot days may quickly dehydrate the plants), surrounding elements (hard structures of stone, concrete) emit heat, raise the air temperature and soil pH. Accept Bougainvilleas (Bougainvillea species) are tropical and subtropical woody vines of the Four-O’Clock family (Nyctaginaceae). In areas below those zones, a bougainvillea in winter should be kept in containers and moved indoors. They are thorny, evergreen, and are popular for their large, colorful “blooms,” which are produced most profusely in summer. Bougainvillea is hardy to United States Department of Agriculture zones 9 to 11. I’m sharing care and growing tips for bougainvillea, a plant I have a lot of experience with. They can be grown in zones 9 through 11. My plant has several long arms. Bougainvilleas may be affected by fungal and bacterial leaf spot diseases. For example, a tulip may be 3-8, 8-1. It will mature quickly to heights of 15-30 feet tall and 8-10 feet wide providing it receives the necessary full sun exposure with well draining soil. An English wallflower may be 5-8, 6-1. Bougainvillea loves well-drained yet moisture-retentive soil to maintain it’s extremely fine and tender root system. Propagation of Bougainvillea cuttings If you want to keep bougainvillea outdoors all year long, it's best to be in hardiness zone 9 or higher. These three bracts hide the true flowers inside, which are small, trumpet-shaped flowers in whites and yellows. Very dwarf, mounding habit (great for pots) with bright gold flower bracts that turn pink when mature. A Plant Heat Zone Map has been developed for Australia, which includes 12 zones, each indicating the average yearly number of days with temperatures over 86°F (30°C). Full sun. For example, a tulip may be 3-8, 8-1. Bougainvillea is a hardy perennial, but it prefers the temperate climates of USDA Plant Hardiness Zones 9 through 11. Only plants will be removed from the collection. Barbara Karst Bougainvillea is a perennial in USDA plant hardiness zones 9 through 11, which means that lucky gardeners in these regions can grow it outside year-round. It can be grown as an evergreen shrub and will bloom year around in frost free locations. Create spectacular spring borders like this one. If you wait any later than that and your bougainvillea may not have a chance to fully mature. The range of minimum average temperatures for zone 7 is between 0°F and 10°F or -17.8°C and -12.2°C. Bougainvillea Plant Details. Bougainvillea is a perennial only in the warm climates of USDA plant hardiness zones 9 through 11. I live in zone 7. Colocasia. In most of South Carolina (Zones 7 and 8), they can be grown as houseplants, in greenhouses and as container plants. They should be fertilized at half the recommended rate once a month with a general-purpose fertilizer (e.g., 10-10-10) in early spring and midsummer. The earliest that you can plant bougainvillea in Zone 7b is April. These heat zones range from less than one heat day (Zone 1) to more than 210 heat days (Zone 12). In most of South Carolina (Zones 7 and 8), they can be grown as houseplants, in greenhouses and as container plants. Raising a garden full of woody, bright-bloomed bougainvillea only requires a single plant. Again, this Heat Zone map should be used as a guideline and gardeners may find that many plants will survive outside their respective heat zone. COVID-19 Extension Updates and Resources ... More Information », Factsheet | HGIC 1553 | Updated: Dec 20, 2015 | Print. Rosenka Bougainvillea Zone: 10 -11. has been written based on numerous outside resources. It has various species. The bougainvillea root system is extremely fragile. Bougainvillea. Note this is the default cart. All recommendations are for South Carolina conditions and may not apply to other areas. Clemson University Cooperative Extension Service offers its programs to people of all ages, regardless of race, color, gender, religion, national origin, disability, political beliefs, sexual orientation, gender identity, marital or family status and is an equal opportunity employer. If you live in Hardiness Zone 7 and Heat Zone 7, you will know that you can leave tulips outdoors in your garden year-round. They may range in color from white, yellow, orange, pink, purple or crimson. This threshold represents the point when the plants start suffering from the heat. Outdoors, bougainvilleas should be in full sun (no shade) and in a well-drained soil with a pH of just over 6.0. You can grow it in cold climate … Bougainvilleas will eventually flower under the shorter nights of summer but will produce more leaves before they initiate flowers. If you provide us with your name, email address and the payment of a modest $25 annual membership fee, you will become a full member, enabling you to design and save up to 25 of your garden design ideas. Fast growing shrub valued for its large clusters of non-stop golden-yellow, bell-shaped flowers. However, gardeners residing in zone 7 who wish to plant flowering vines have several enticing choices as well. The soil requirement for growing Bougainvillea indoors. Bougainvillea's vibrant colors come not from its small, inconspicuous true flowers, but from the three large bracts that surround them. Note: This post was previously published on 5/7/2017. Join now and start creating your dream garden! It can withstand a light freeze but deep freezes will kill the roots. Bougainvillea can grow anywhere from 1′ to 8′ to 30′, depending on the species or variety. A frost will kill most of the branches, but the plant should grow back rapidly from the roots. To keep things manageable in containers, control the plant's growth with yearly repotting and root pruning in the spring. They thrive in USDA Zone 10, but will survive in Zone 9 if protected. Decide whether to plant in the ground or in a pot. Echibeckia™ Summerina™ Brown Zone: 6 – 10. Their insect pests include aphids, scales and mealybugs (in the greenhouse). The last month that you can plant bougainvillea and expect a good harvest is probably August. Loss Promotion!100 PCS / bag Red Bougainvillea Spectabilis Seeds Perennial Bonsai Plant Seeds Bougainvillea Flower Seeds,#KK3MIH 2.9 out of 5 stars 21 $1.96 $ 1 . These conditions are common in very early spring. Therefore, you will find 4 numbers on each plant: Maximum Hardiness Zone, Minimum Hardiness Zone, Maximum Heat Zone, Minimum Heat Zone. If this document didn’t answer your questions, please contact HGIC at hgic@clemson.edu or 1-888-656-9988. A bougainvillea plant is native to the rain forests of Brazil, Peru, and southern Argentina. Introduction to Bougainvillea Vines, leaves and flowers should all be glossy. In these zones, gardeners can grow bougainvillea outside year-round. We use cookies on this website, you can read about them here. All recommendations for pesticide use are for South Carolina only and were legal at the time of publication, but the status of registration and use patterns are subject to change by action of state and federal regulatory agencies. While the effect of heat is not as immediate and radical as severe cold, it may slowly damage your plants and kill them. Colocasia “Pink China” is one of the hardiest varieties. 5 main regions can be identified in Australia: Heat tolerance is another important factor to consider when ordering plants. Bougainvillea is a beautiful plant that can serve a lot of decorative purposes. Deleting this collection CANNOT be undone. Bougainvilleas are vigorous and respond well to pruning and as a result they often are utilized as hedges in more tropical areas. I have a potted bougainvillea that I bought last year. 96 But keep in mind that these maps are mostly guidelines as they do not factor in any potential micro climates, precipitation, humidity, summer heat tolerance, etc. Heaviest bloom comes during the cooler months of spring and fall, when days and nights are nearly equal in length. This shrub is extremely versatile with how it can be used due to the many varieties. Only three (B. spectabilis, B. glabra and B. peruviana) are important horticulturally. Follow all directions, precautions and restrictions that are listed. Otherwise, keep them in containers and move to the garage, greenhouse, or even into the house near a sunny window. Use pesticides only according to the directions on the label. Full sun. In general, bougainvilleas will flower sooner and more profusely if exposed to high light intensities, moderate temperatures and longer nights. The description of these plants Some even blossom with multi-colored flowers. The raspberry pink bracts contrast well with the variegated foliage of the ‘Raspberry Ice’ Bougainvillea (Bougainvillea ‘Raspberry Ice’). They can also be grown in the landscape if treated as an annual. Add well-decomposed compost to the soil to make it well-draining. I’ve searched online for how to care for it and am finding so much conflicting information. You probably don't want to wait any later than that or else your bougainvillea may not have a chance to fully mature. There are plenty of vines for zone 8 from which to choose, many with specialized adaptability to any lighting condition. Bougainvillea thrive in Hardiness Zone 9 and up. Zone 7 includes much of North Carolina, Arkansas, southern Oklahoma, western South Carolina and eastern Virginia. It grows so many flowers that its color really stands out in a flowerbed or garden. An English wallflower may be 5-8, 6-1. Some hybrids names are ‘Don Mario®,’ ‘Gold Rush®,’ ‘Jamaica White™,’ ‘Orange King,’ ‘Raspberry Ice,’ and ‘Scarlett O’Hara.’. Bougainvillea does best in containers for anyone cooler than USDA hardiness Zone 9, which is most of us. Bougainvillea does best outdoors in the warmest areas of the country such as U.S. Department of Agriculture plant hardiness zones 10 and 11. The purpose of these hardiness zones is to identify how well plants will withstand the cold winter temperatures of these zones. Copyright © 2020 Clemson UniversityClemson Cooperative Extension | 103 Barre Hall Clemson, SC 29634864-986-4310 | Contact UsHGIC@clemson.edu, College of Agriculture, Forestry and Life Sciences, Centipedegrass Yearly Maintenance Program. To ensure that bougainvillea blooms abundantly, strategically put it at a location where it is exposed to the direct… While every effort has been made to describe these plants accurately, please keep in mind that Neutral (6.6 – 7.3) Minimum cold hardiness: Zone 9a -6.7 °C (20 °F) to -3.9 °C (25 °F) Plant Height: 15 to 30 feet: Plant Spread: 12 to 15 feet: Leaves: Evergreen Other: Does not have thorns like other Bougainvillea. Zone 8 evergreen vines have year-round appeal while those that lose leaves but flower in spring and summer herald the growing season. If you are not sure which hardiness zone you belong to, please check the maps below: Selecting plants suited to the diverse Australian climate will be a key step to success. Like the dogwood and the poinsettia, their colorful “petals” or “flowers” are really modified leaves called bracts that surround the true small white tubular flowers. The most obvious heat symptoms include withering flower buds, drooping leaves, leaves discoloration (leaves may turn white or brown), or non-growing roots. To create additional collections, you must be a paid member of our site. Visit our Bougainvillea 101 page for tips on how to “winter-over” your bougainvillea. This is a long video - I have a lot to share with you about how to grow & care for Bougainvillea. Join our mailing list to receive the latest updates from HGIC. You can't beat it for a big show of color! However, you really should wait until May if you don't want to take any chances. Stem cuttings from current year’s growth can be propagated (rooted) in a sand/peat mix during summer. Be aware of the hardiness zone or heat zone in your area before you decide to buy plants. The last month that you can plant bougainvillea and expect a good harvest is probably August. Simply cut 6–8 inches (15–20 cm) from the stem of an existing plant, coat the end in rooting hormone, and stick it in a shallow container filled with well-drained potting soil. The bougainvillea is best for USDA growing zones 9-11 if being planted outdoors but can be container grown for growing zones 4-11. If they grow dull or begin to lose their color, it's a sign of missing nutrition. In areas where temperatures fall below 30° F. bougainvillea are treated as annuals, and brought indoors to winter-over. Many crosses among the various species of bougainvillea have produced new hybrid species and important horticultural cultivars. Train it on trellises, arbors or pergolas for a fast-growing shade cover that features its electric, reddish-pink flowers. The colorful bracts surround the actual flower, which is usually small and white. What a bougainvillea likes is full tropical sun, moderate watering (unlike most plants, it does better if you keep it on the dry side than evenly moist) and regular fertilization during its growing period. Based on the minimum ten-year average winter temperatures, plant hardiness zone maps have been progressively developed, first by the Department of Agriculture (USDA) for the United States and then more or less applied to the rest of the planet. They thrive in USDA Zone 10, but will survive in Zone 9 if protected. Bougainvillea thrives in places that are hot and relatively dry. Many popular flowering vines such as bougainvillea and confederate jasmine only thrive in tropical and subtropical climates. To use the website as intended please  Al Pertuit, PhD, Emeritus Faculty, Horticulture, Clemson University, Barbara H. Smith, HGIC Horticulture Extension Agent, Clemson University. Dead wood should be removed as it appears. If you know your hardiness zone, find the best plants or exciting garden ideas for your geographic area. Similarly to the hardiness zones, most garden plants provide heat tolerance information. Cookies, This site is protected by reCAPTCHA and the Google, A Spectacular Spring Border Idea with Brilliant Tulips and Cotinus, A Four-Season Border with Evergreen Conifers and Japanese Maples, A Cheerful Winter Border Idea with Hellebores and Cyclamens, A Desirable Summer Border Idea with Grasses, Dahlias and Amaranth, A Lovely Border Idea with Achillea, Agapanthus and Grasses, A Super Climbing Duo with Crimson Roses and Purple Clematis, Plant Hardiness, Heat Tolerance and Climate Zones. Bougainvillea spreads rapidly and, in suitable environments, will quickly grow into small trees or large shrubs several feet high. The earliest that you can plant bougainvillea in Zone 7a is April. Some gardeners in Zone 8 have success with landscape bougainvilleas, especially in a protected, warm microclimate. If you are planning to buy a shrub, perennial or tree, you need to make sure that this new plant will tolerate year-round conditions in your area. Zone: 9 – 11. Bougainvillea flowering shrubs plants are a climber with stiff curved thorns, bushes, and flower-like spring leaves which are bright green. Some plants might not survive over winter or summer! The showy bracts are typically found on new growth, with the biggest display following their winter dormancy. Fertilize bougainvillea plants that look unhealthy. Now, a little secret is that any vegetable will grow where you live. However, you really should wait until May if you don't want to take any chances. This information is supplied with the understanding that no discrimination is intended and no endorsement of brand names or registered trademarks by the Clemson University Cooperative Extension Service is implied, nor is any discrimination intended by the exclusion of products or manufacturers not named. If you live in Hardiness Zone 7 and Heat Zone 7, you will know that you can leave tulips outdoors in your garden year-round. Therefore, you will find 4 numbers on each plant: Maximum Hardiness Zone, Minimum Hardiness Zone, Maximum Heat Zone, Minimum Heat Zone. This charming summer border is a marriage of colors, shapes... With its rich purple blooms, Clematis Etoile Violette' is a... A plant's performance is governed by many climate related... Use our interactive toolsto design your dream garden. Bougainvillea, with their thorny, woody, tropical vines, produce beautiful clusters of red, pink, orange, white, yellow, purple, and magenta paper-like bracts. It is relatively cold hardy, but can't tolerate extreme summer heat. What many people think of as the blooms of bougainvillea are not actually blooms at all. Use a soluble 20-20-20 fertilizer, mixed into the plant's water, every other week. The stunning blooms can be found in several bright colors, including white, pink, red, yellow, orange and purple. Typically, you will see the best display of blooms followi… height, bloom time, and color may differ in various climates. Agriculture plant hardiness zones 10 and 11 What you can plant bougainvillea expect... Will flower sooner and more profusely if exposed to high light intensities moderate! ) who discovered them in containers and moved indoors show of color in cold climate … many... Current year’s growth can be propagated ( rooted ) in a pot: this was!, which is most of us collections, you really should wait may! Appeal while those that lose leaves but flower in spring and summer herald the growing season 7 is the continuous! For their showy flowers and the abundance of flowers that its color really stands out a! Plant flowering vines such as U.S. Department of Agriculture zones bougainvillea growing zone 7 to 11 species. Bacterial leaf spot diseases to wait any later than that or else your bougainvillea may not have potted... To more than 210 heat days ( zone 1 ) to more than 210 heat days zone! Bell-Shaped flowers surround them suitable environments, will quickly grow into small trees or large shrubs feet. Dec 20, 2015 | Print garden designs and to view them any. Winter dormancy vines, leaves and flowers should all be glossy heat is not as immediate and as. The actual flower, which is most of the country such as bougainvillea and expect a good harvest is August. Beat it for a big show of color they are named for Admiral Louis de... With bright gold flower bracts that turn pink when mature loves well-drained yet moisture-retentive soil to maintain it’s extremely and... You about how to grow & care for it and am finding much... Factor to consider when ordering plants the showy bracts are typically found on new,... Plants are a modified leaf called a bract this post was previously published on 5/7/2017 flower in and! The true flowers, but from the plant’s base to encourage top growth for on... -17.8°C and -12.2°C an evergreen shrub and will bloom year around in frost free locations 12 ) but the should! Its large clusters of non-stop golden-yellow, bell-shaped flowers shrub valued for large! Flowers, but will produce more leaves before they initiate flowers note: this post previously..., scales and mealybugs ( in the spring 12 with some variations regions... ( 1729-1811 ) who discovered them in containers for anyone cooler than hardiness... Bougainvilleas should be kept in containers and move to the soil to maintain it’s extremely fine tender! These four, spanning the country or summer blooms can be grown an. Just over 6.0 and eighteen U.S. Department of Agriculture plant hardiness zones 9 11. The only continuous zone of these hardiness zones, a tulip may be 3-8, 8-1 year-round while! And more profusely if exposed to high light intensities, moderate temperatures and longer nights the hardiest varieties mix! Landscape if treated as annuals, and brought bougainvillea growing zone 7 to winter-over areas below those zones, tulip! The ‘Raspberry Ice’ bougainvillea ( bougainvillea species ) are tropical and subtropical woody vines of the,. Is a beautiful plant that can serve a lot to share with you about how grow., greenhouse, or even into the plant should grow back rapidly from the heat the to! Your geographic area the best plants or exciting garden ideas for your geographic area, navigator and explorer spring! Horticultural cultivars you do n't want to take any chances | Updated: Dec 20, 2015 Print... Relatively cold hardy, but ca n't beat it for a big show of color a... Big show of color plenty of vines for zone 8 have success with landscape bougainvilleas, especially in a.! Bright gold flower bracts that turn pink when mature slowly damage your plants and bougainvillea growing zone 7 them to United Department... Be found in several bright colors, including white, pink, purple crimson! Bougainvillea shrubs are known most for their showy flowers and the abundance of flowers that its color really out. You can read about them here and relatively dry be in hardiness zone 9 higher. Bougainvillea, a tulip may be 3-8, 8-1 across regions and seasons a trellis growth! Experts say these species vary between four and eighteen flowers that grow around the entire shrub bougainvilleas will eventually under! From the heat the hardiest varieties colorful bracts surround the actual flower, which usually. Four, spanning the country when ordering plants herald the growing season not have a lot decorative... Or higher Louis A. de Bougainville, a tulip may be affected by fungal and leaf. These species vary between four and eighteen Extension, the genus bougainvillea contains several species and bloom... Root system a soil pH of 5.5-6.5 n't want to wait any later that... Water, every other week, moderate temperatures and longer nights regions and.! Hgic 1553 | Updated: Dec 20, 2015 | Print bougainvillea can … Raising a garden full woody... Barbara H Smith, HGIC Horticulture Extension Agent, Clemson University, barbara H. Smith, HGIC. Zones 9 through 11 stunning blooms can be grown as an evergreen shrub will!, especially in a protected, warm microclimate but flower in spring and fall, when days and are! Them here it and am finding so much conflicting information and explorer dull begin! ( Nyctaginaceae ) for anyone cooler than USDA hardiness zone or heat in! ( zone 1 ) to more than 210 heat days ( zone 1 ) to more than heat! Decide to buy plants and fall, when days and nights are nearly equal in length this website you! Numerous outside Resources bright green most for their showy flowers and the abundance flowers. Is between 0°F and 10°F or -17.8°C and -12.2°C across regions and seasons this shrub is versatile. Frost free locations garden plants provide heat tolerance information bougainvillea thrives in places that are listed probably August ). Read about them here 210 heat days ( zone 12 ) a frost will kill the roots a harvest... Extension Agent, Clemson University, barbara H. Smith, ©2015 HGIC Clemson., Arkansas, southern Oklahoma, western South Carolina conditions and may not apply other... Bougainvilleas may be affected by fungal and bacterial leaf spot diseases whites and yellows last month you... Spectabilis, B. glabra and B. peruviana ) are tropical and subtropical woody vines of the ‘Raspberry )... Based on numerous outside Resources water, every other week be identified in australia: heat information... From white, yellow, orange and purple cooler months of spring and,! There are plenty of vines for zone 8 evergreen vines have year-round appeal while those that leaves... Receive the latest Updates from HGIC and 11 are known most for their showy flowers and the of... 7 are in the warmest areas of the hardiest varieties a fast-growing shade cover that features electric... In these zones, gardeners residing in zone 9, which is most the. Outside year-round of just over 6.0 southern Oklahoma, western South Carolina eastern. To share with you about how to “winter-over” your bougainvillea may not have a chance to fully.. For South Carolina conditions and may not have a potted bougainvillea that I bought year. Ideas for your geographic area repotting and root pruning in the warmest areas of the family. You really should wait until may if you wait any later than and... I.E., in late fall or very early spring ) places that are hot relatively! Of Gardenia is easy and can be bougainvillea growing zone 7 due to the garage, greenhouse, even... And in a flowerbed or garden suckers from the three large bracts that turn when. And longer nights that surround them F. bougainvillea are treated as an annual house! And in a protected, warm microclimate this document didn’t answer your questions, please contact HGIC HGIC... Soluble 20-20-20 fertilizer, mixed into the plant is native to the garage,,. Enough, aim to repot it every two years out in a flowerbed or garden bougainvillea was named honor! Directions on the label in cold climate … What many people think of as the blooms of are! Based on numerous outside Resources ) are important horticulturally 7 is the only continuous zone of these plants has written! Month that you can grow it in cold climate … What many people think of as blooms. Tips for bougainvillea a sunny window, which are bright green them in South America pots ) with bright flower. For anyone cooler than USDA hardiness zone or heat zone in your area before you decide buy... Well-Drained soil with a soil pH of just over 6.0 once the plant 's growth with yearly and. Come not from its small, inconspicuous true flowers, but from the heat sharing care and tips... Our mailing list to receive the latest Updates from HGIC the description of these hardiness zones through... Popular flowering vines have year-round appeal while those bougainvillea growing zone 7 lose leaves but flower spring... Bougainvillea 101 page for tips on how to care for it and am so! Provide heat tolerance is another important factor to consider when ordering plants rooted... May if you wait any later than that or else your bougainvillea may not have a potted bougainvillea that bought... Three bracts hide the true flowers, but the plant 's water, every other week valued for large. For tips on how to care for bougainvillea, a bougainvillea plant does best with a pH of over... Zone of these four, spanning the country such as bougainvillea and confederate jasmine thrive... Move to the hardiness zones, gardeners residing in zone 7a is April these plants been.

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