Some grow this plant in containers or baskets; others grow it … Choose containers with plenty of holes and drainage at the bottom. They can also be treated with a mixture of vegetable oil, water and dish detergent. It’s part of the natural cycle of the plant and because we don’t get any colorful foliage displays at all in these parts, we’ll take it as our version of fall! You can read our policies here. I have a few bougainvillea's, planted at different times in different locations, and they are all losing their leaves. Bougainvillea can be fertilized every five or six weeks after each bloom cycle. It has been my experience that bougainvilleas will lose their leaves and look dead sometimes. The colorful bracts surround the actual flower, which is usually small and white. It was not in bloom at all. Plant your flowers in an area that will continue to receive full sun. Here’s a site for you: https://www.bgi-usa.com/pests-diseases/. Required fields are marked *. A. Bougainvillea is a vine that drops its leaves in winter and puts on new foliage when warm weather returns in spring. My B. glabra in Santa Barbara dropped a lot of yellow leaves at the end of each flowering cycle whereas my B.Barbara Karst did not. Nell. First, I love your website and the beautiful pictures of the various bougainvillea plants. Hi Cathy, It might be now that we are in fall, the cooler temps have caused the leaves to turn brown and drop, as seen on many trees. Caterpillars; namely the Bougainvillea Looper Caterpillar. Are the leaves on your Bougainvillea turning yellow & dropping off in winter? Bougainvillea can be lightly pruned or pinched after each bloom cycle when the old bracts fall. - Gardening Know How Questions & Answers. Where I first placed it I realized it would never get any direct sun. The spider mites will cause damage, & then the leaves eventually turn yellow & the fall off. If your plant experiences this leaf-drop in winter, along with low humidity levels, consider whether the plant is getting enough light. Your bougainvillea has responded to its change in location and associated environmental conditions in this manner. Nell. Here’s the scoop: Bougainvillea is native to coastal tropical areas. The most common causes are low light levels, frost, and repotting. Sunlight levels are low in the sky and the light is indirect in the winter months, even for plants that sit directly in fr… Hope that helps, Nell. They feed intensively on the sap of plants. It got drenched three days in a row from heavy rains. Thank you for helping us spread the word & make the world a more beautiful place! One thing I wanted to ask you is that you mentioned spider mites could cause yellowing leaves, do you have an excellent website that could show me what spider mites would look like on a bougainvillea plant so I will know what to look for. Pruning usually results in a more compact, plant, which will grow faster and eliminate the need for frequent repotting. Please help! Shock causes it to lose its leaves and flowers. They could just be settling in & that’s the reason. I live in central Florida. However, just after I brought them home, the orange one shed all its flowers and the flowers of the baby pink one are shriveling up. To ensure that bougainvillea blooms abundantly, strategically put it at a location where it is exposed to the direct… I live in S. Florida where it is pretty hot, but bougainvillea's like the heat. We live in beautiful Yorba Linda about 15 minutes from Newport Beach CA and the area we live in is suppose to be the best for growing most plants especially sub-tropical. asked Jan 24, 2014 by Dennis | 637 views. Why is my father’s Bougainvillea starting to drop leaves like crazy, but continue to flower?? You should water only when the soil gets slightly dry and once the tree does better, repot it in better soil. This one I … The edges of the bougainvillea leaves will look chewed on and have a scalloped edge. It sounds like the latter was the cause, and it's now recovered with leaves and flowers. - We have had a lot of rain. What I’ve observed though is that Bougainvilleas in cooler, shadier, windier, etc parts of town shed more leaves than the ones in sunnier, more sheltered areas. It grows up and over my garage which sits at the end of a long, narrow driveway. If the plant's leaves are pale, or it starts to lose leaves, it might need more sunlight. Overwatering is a common reason when the indoor Bonsai is planted in poor soil that retains too much water. My initial experience with the Bougainvillea leaf droppage issue had me scratching my head. Why is My Bougainvillea Dropping Yellow Leaves? Oh, I love to create so you’ll find a bit of that in the mix along with lots of videos too. Aphids can be treated naturally by removing the tiny bugs by hand or by gently spraying the plant with water. There was no lack of sun or water, so why … This results in leaf loss and possible root rot. When I planted them, I didn’t put rocks in the bottom of the pot, just soil and the plants directly into the pot (which does have a drainage hole). Bougies naturally go through periods of blooming & then not. What is the reason for this to happen? Too little light will cause the leaves to fall off. Hi Jennifer – Bougainvilleas drop yellow leaves die to an environmental change or stress. Bougainvillea Disease 2: Scale Disease. The leaves all fell off; but, it does appear that the leaves are starting to come back. Leaf Drop When the bougainvillea drops its leaves, you might be watering too much, too little or not giving it enough light. I am not saying it should do that, but if it does, they come back easily. Now half of the leaves have fallen after turning yellow. how I prune and trim my Bougainvillea to get that maximum bloom, Bougainvillea Plant Care: Everything You Need to Know. The bougainvillea looper is a green or … I don’t see spider mites. Can I Put 2 Bougainvilleas In The Same Pot Please? My Bougainvillea glabra, which you’ll see in the video below, is a flowering machine. Also, watering every 2 days is too much unless they’re in 6″ pots in a hot climate. ANSWER: This is generally a watering issue. It’s ubiquitous I tell you, yet in my opinion, it’s a beautiful “weed”. Scale insects or mealybugs are plant parasites, commonly found in household gardens. In my conservatory — which isn't heated continuously — I have a red Bougainvillea that I cut back strongly in the autumn. You may be applying the correct amount of water to the plants but without proper drainage in the soil or pot, the water may stagnate, causing the bougainvillea to retain too much moisture. There’s a huge hill behind my house that looks out over the ocean (blowing those cool winds!) These plants do not require large amounts of water, and care must … What was I not doing? Insect sightings and movement may be indications that your plant's growth and health is in jeopardy. Even though the leaves are dropping, there are lots of flowers already open & lots soon to open. How Do I Care for a Blooming Bougainvillea Plant? These plants do not require large amounts of water, and care must be taken not to over do it when watering all of your plants in the same manner. Yellow leaves can indicate a deficiency of either of these materials, but too much of one will cause a deficiency of the other. I’m tickled pink to have you here! I’m including these 2 pics of Bougainvilleas in February just because they’re so purdy! If your bougainvillea loses blooms during the growing season, take heart. Also, can it kill the plant or just do temporary damage to it since I have several in ground and established beautiful (variegated and regular leafed) bougainvillea plants around our pool and spa area and would hate to see them die. Nell. I was also experiencing the yellowing of the leaves and leaf dropping and your website was very helpful in answering questions I had. Depending on your environment & conditions, they will bloom again. Please help me. They should be allowed to dry between watering and never be completely soaked. It does great here in Santa Barbara where the winter temperatures rarely dip below the low 40’s but the tropics we are not. © Copyright 2020 Hearst Communications, Inc. Let’s be honest here, bougainvillea is not a plant I grew up with. I would suspect that the one dropping flowers and leaves is signalling root distress. In-ground roots can be left alone as they will survive cold winters due to the insulation provided by the soil surrounding them. Any suggestions other than to be there next time the house is washed AND refuse chlorine wash? It has been raining a lot lately and I know they do not like a lot of water, but i wouldn't think that would make them lose their leaves. Mealybugs are attracted to bougainvilleas. Plants in containers dry out quickly and sometimes air pockets develop around the roots. Jennifer, Hi Jennifer – Bougainvilleas drop yellow leaves die to an environmental change or stress. ... buy seed to plants please help! Fertilize bougainvillea plants that look unhealthy. 03/16/2016. Bougainvillea can also have deficiencies in specific nutrients. I did some reading and got some answers but the final confirmation of the cause came when I visited San Marcos Growers that February to pick up some plants for a client in the San Francisco Bay Area. Bougainvilleas are tough plants, especially when established. So, after a few days I moved it to another location where it would get a several hours of direct sun and gave it a shot of epsom salt. Olivia makes some good points. In our climate, though not at all extreme, Bougainvillea is semi-deciduous. Hi Karen – That’s the best thing to do; no plants like chlorine. Amba, Hi Amba – It’s hard for me to say because I don’t know if they’re indoors or out, where you or or if they’re in pots or the ground. About a month ago I bought 3 bougainvillias, they are in 17 inch pots. Thank you for sharing your beautiful pictures with all of us and your timely response. If your bougainvillea is dying or dropping its leaves then scale back the watering to once every two weeks and only water if it has not rained significantly. One of the causes for the leaves turning yellow (and yes, they turn completely yellow) is those cooler winter temperatures. Plant your foliage in soil that drains well -- add pine bark in pots and planters to assist the drainage. It puts out a big show of magenta/purplish color off and on for 9 or 10 months out of the year. This post may contain affiliate links. Bougainvillea plants are delightful showpieces that boast small white flowers surrounded by brilliantly colored bracts. They require little care and small amounts of water. Please Hrlp. Nell, […] Why is My Bougainvillea Dropping Yellow Leaves? Not all the leaves fall off but maybe 1/2 of them. See how my Bougainvillea glabra looks in the middle of winter: The other reason why yellow leaves fall off of Bougainvilleas in winter is due to a prolonged dry spell. My Bougainvillia Tree received an unfortunate dosing. The most common reason for leaf loss in bougainvillea plants is over watering. If that's the cause, will the bougainvillea recover? The leaves are green and seem healthy. Examine the petals, leaves and stems carefully for signs of infestation. Find out why. What is killing my plant? © 2020 Joy Us Garden | Care, Propagation, and Pruning About | Contact | PRIVACY POLICYDesign By Viva la Violet, Mother Nature Inspired Christmas Ornaments, « How to Feed Camellias With Great Success, Napkins We Love For Outdoor Entertaining ». Weeping figs (ficus) and Bougainvillea have a habit of dropping leaves when they are moved and feeling stressed — usually they settle down to the new conditions. The most common reason for leaf loss in bougainvillea plants is over watering. Although low maintenance, they sometimes suffer heavy losses of leaves in the summertime. As I say in the video, there are 2 things you can do about those yellow leaves falling off Bougainvilleas: #1 is to just let them be and  fall where they may, and #2 is to rake or sweep them up. The last few winters haven’t been too cold here but they have been dry. The bougainvillea should show signs of recovery (if the temperature is warm and it in full sun) if it is just suffering from water stress over … Why is this? What am I doing wrong? My bougies drop a lot of yellow leaves after a big flush of blooms. A heavy infestation may even result in tender shoots being eaten and even complete defoliation of the affected bougainvillea vine. It was gorgeous 3 weeks ago. and when I was taking my Jan/Feb walks up there a, 2 block long hedge of them had almost completely defoliated. Problems With Curling Leaves on Mandevillas. Many reasons exist for this, so it is best to examine your plants and their surroundings, and analyze the care and nutrients that they are receiving. Insecticidal soap is a good low-impact pesticide to use on indoor pests. If they grow dull or begin to lose their color, it's a sign of missing nutrition. Bougainvillea, with their thorny, woody, tropical vines, produce beautiful clusters of red, pink, orange, white, yellow, purple, and magenta paper-like bracts. Certain pests, such as mealybugs, spider mites, and scale, can cause leaf drop. Bougainvilleas require sunlight, either sun or direct sunlight throughout the day. Another cause of leaf drop, one easy to diagnose, is exposure to cold. Help answer a question about Why is my bougainvillea dropping leaves? Make sure these nurtients are balanced in the fertilizer. Caring for Non-Flowering Bougainvillea Vines. I thought it was some kind of exotic plant until I moved to Santa Barbara 10 years ago where it’s found growing in some form or color on every block. My potted Boganvilla is dropping its leaves. One of the plants is worst, and barely has any flowers/leaves left. What can I do to try and save it? Why is my bougainvillea leaves turning yellow? It has had new growth for some time now, but lots of leaves are turning black and dropping off. But a more common cause is cold air or overwatering; other signs of overwatering include brown or yellowing patches on the leaves, dying leaf tips and, of course, wet soil. Bougainvillea are some of the few plants that can handle drought and large amounts of sunlight. They have had some breaks. Let’s be honest here, bougainvillea is not a plant I grew up with. Here are a couple of leaves starting to turn yellow. I’ve never known them to kill older bougies. - Have 2 plants about 12” each, 1st year. 1 / 2 We brought all the plants inside a few weeks ago, and then just last week we started to notice how the leaves would drop like flies, but it would still continue to flower. It’s ubiquitous I tell you, yet in my opinion, it’s a beautiful “weed”. Vines, leaves and flowers should all be glossy. Chlorine from pools is also a potential problem. I water them once a week. Bougainvillea is a tough specimen and lives for decades. It’s interesting to me because I’ve noticed that some Bougainvilleas drop more leaves than others. I live in Charlotte County, FL, 5 months out of the year, November through April. Hope that helps, Nell, Hi, Hi Jessica – It could be a watering issue (too much or too little) or a response to the planting. Your cost for the products will be no higher but Joy Us garden receives a small commission. The signs that you have bougainvillea looper caterpillar is mainly damage to the leaves. Another possible cause of bougainvillea flower drop is exposure to ethylene, a gas produced by ripe fruits and barbecue pits. Sunshine is the most important requirement for these blooming beauties. Hi Karen, I live in Miami. yellowing leaves; yellow leaves; 0 answers. Be there, have someone else be there or give them explicit directions not to use it. Also, help answer other questions about General Gardening and Bougainvillea Plants, and plants at GardeningKnowHow.com They sit in a sunny spot and I water them every 2 days. Prune just above a leaf joint, leave no stubs. I’ve been told that some varieties tend to shed more than others do although I haven’t delved too far into that topic. Betsy – Bougainvilleas go semi-deciduous & drop leaves if winter temps dip down – that’s probably the reason! Hi Candy – Thank you. If in pots, move them to a warmer location such as a greenhouse, shed or garage where the temperature remains above 50 degrees F. Water about once a month during this time. The most common reasons are: the plant is too dry, it has an infestation of spider mites or it’s due to the weather changing (winter coming on & the days & evenings are getting cooler). Thank you, Nell Look for small, spider-like insects if the bougainvillea leaves turn yellow and drop from the plant. I was worried that it had too much water as I started to see the bottom leaves start to turn yellow and then fall off. Be aware that when other structures are added in the area they may reduce the amount of sunlight received, and the lessened light may negatively affect the brilliant flowers and cause the leaves to fall more heavily. It has since started to leaf out like crazy now that the weather is warming. Bougainvillaeas originally came from Brazil so it's a semi-tropical plant. The moving in tandem with everything else could be doing it. The opposite is also true; if plants are never watered, they can lose leaves. Symptoms: The smaller, unhatched scale insects can be observed on the underside of some leaves, covered in a waxy coating. Combination of everything I did from epsom salt, shock of getting too much sun and too much water all within a week period of time perhaps? The 1st winter they all of a sudden started loosing leaves so I had to ask the question: why are my bougainvilleas dropping lots of yellow leaves? There a couple of reasons with which your bougainvillea plant … When my previous home was power washed, they used an environmentally friendly soap & all my succulents & bougies were just fine. They are yellow. I brought home 2 Bougainvillea plants with the small flower variety. Bougainvillea flowers appear on branches 18″-20″ long. Or, was I be doing something I shouldn’t be? Nell. I got a potted plant as a gift in the summer in South Louisiana. In October, I had my house power washed and chlorine unfortunately was used. The plant likes a lot of sun and won't bloom without it. If you allow a bougainvillea to get way too dry, it will drop its leaves. Use a soluble 20-20-20 fertilizer, mixed into the plant's water, every other week. Hi Diane – Even bougainvillea is a tough plant, they don’t like to have their roots disturbed. If you see pests, treat the plant and the leaf-drop should stop. If the amount of moisture is not the issue, it may be that the plant is infested with aphids. Recently, the leaves started turning yellow and falling. The lack of rainfall in the last 4 winters has brought on our drought (yes, a severe drought) conditions so the bougies just aren’t getting the water they were used to. Please could you advise me what I can do about this. […], Your email address will not be published. Do the flowers shed and reappear? i have hardly enjoyed the flowers though this is the season for them to bloom, everyone else’s Bougainvillea seems to be doing fine. By the way, this is how I prune and trim my Bougainvillea to get that maximum bloom. They are a large wholesale plant grower with an excellent reputation so with ears open wide, I listened closely to what they had to say. Why Is My Bougainvillea Dropping Leaves? Mine is doing the same thanks for sharing. Q. Check fallen leaves carefully for telltale signs of infestation. Even though you think you are watering thoroughly, water can just be streaming out of the drainage holes without actually saturating the soil. In fact, if these plants receive too much shade or are blocked from the sun, it may result in leaf drop. If planted in the ground, steer away from heavy clay or dense soils, which may not allow water to drain quickly and effectively. The most common reasons are: the plant is too dry, it has an infestation of spider mites or it’s due to the weather changing (winter coming on & the days & evenings are getting cooler). When the weather gets cooler and winter rolls around, leaf drop is only natural because of the reduced amounts of sunlight and lower temperatures. After all, the tropics get a heck of a lot more rain than we do. I had no experience growing bougainvillea until a bought a house with 3 of them on the property. The Common Diseases Found in Bougainvillea, My Plant Pot Water Smells Like Rotten Eggs, Controlling Pests and Aphids on a Bougainvillea. Your email address will not be published. I thought it was some kind of exotic plant until I moved to Santa Barbara 10 years ago where it’s found growing in some form or color on every block. It gets a major “WOW” from anyone who sees it. (Leaf drop may occur well after the severe wilting episode.) Many plants, especially many of our tropical houseplants will respond to a drastic change in environment by dropping their leaves. My bougies drop a lot of yellow leaves after a big flush of blooms. Fertilize your bougainvillea with a nutrient-blended fertilizer containing magnesium and iron. A few months of overwatering will lead to root-rot, only visible in the tree losing strength and dropping its leaves. You can see the fresh new growth emerging where the leaves have fallen off. In this video, we will talk about the reasons because of which bougainvillea plant sheds leaves. Plants will become dormant and need to be stored effectively. My small potted Bougainvillea plant which has not bloomed for me all Summer here in the NYC area, is now starting to show signs of yellow leaves. Comment document.getElementById("comment").setAttribute( "id", "a5e74a71796dac7e99e8452def8103ca" );document.getElementById("ab7b4d0f01").setAttribute( "id", "comment" ); Hi, I’m Nell, and this is where I celebrate all things garden and share my passion for plants, flowers and the great outdoors.