Now that chlorosis has been identified, how in the world should it be corrected? Question: I have a problem with all my plants. Some growers even add a little gravel to their soil to improve drainage. Bougainvillea glabra may also develop chlorosis as response to mineral deficiencies: Nitrogen deficiency: Older leaves turn a pale green and the veins are usually a reddish color. Bougainvillea plants are numerous in warm environments, where they can be seen blanketing trees, trellises, walls and buildings and roofs. Before planting a new bougainvillea, make sure none of the neighboring plants have any infestations. This is mostly happening to the topmost leaves but on a couple plants it goes down further. New growth on the plant grows in a very washed-out, faded, light green or yellowish color that remains into maturity. The chlorosis symptoms show up on new growth because the older growth has already established its chlorophyll content. Leaves turning purple or red indicate a phosphorous deficiency. Grown usually for landscaping purposes, bougainvilleas are woody, ornamental shrubs that need minimal care. position: absolute; The younger leaves emerge a light neon type green and will darken as they mature. The plant needs phosphorus when the veins turn to red or purple and the rest of the plant has a purplish look. Outside in the summer, now inside for winter, (west window normal house temps 66 - 72F) bougainvillea drops all leaves to be just sticks, regrows leaves quickly, then drops them even while they are still green. What Causes Yellow Leaves on the Tropical Hibiscus? Does bougainvillea bloom all year? I would first recommend evaluating the light exposure the plant currently receives. Keep an eye on the moisture of the soil, perhaps allow it to dry out if it is found to be moist over the passage of 2-3 days. If your foliage starts to turn yellow, or if you notice that the leaves have become pale with deep green veins, your plant might be suffering from nitrogen, iron or magnesium deficiency. It's great when this information serves it's purpose. Bougainvillea is susceptible to fungal and bacterial leaf spot. Leaf spots that are yellow or tan on older leaves can be a sign of magnesium deficiency, especially in yellow varieties. The bracts are crinkled, fairly large, egg-shaped, and possess colors in the rose, rusty-red, and purple. Caryn Anderson combines extensive behind-the-scenes writing experience with her passion for all things food, fashion, garden and travel. Pruning may be necessary to enhance air circulation and keep branches from growing together. The long, hardy vines sprout bright green leaves and brilliant, bracts or flowers of orange, pink, red or purple. In wet weather, they will spread much faster. ---------------------------------------------- */.flickity-enabled{position:relative}.flickity-enabled:focus{outline:0}.flickity-viewport{overflow:hidden;position:relative;height:100%}.flickity-slider{position:absolute;width:100%;height:100%}.flickity-enabled.is-draggable{-webkit-tap-highlight-color:transparent;tap-highlight-color:transparent;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.flickity-enabled.is-draggable .flickity-viewport{cursor:move;cursor:-webkit-grab;cursor:grab}.flickity-enabled.is-draggable .flickity-viewport.is-pointer-down{cursor:-webkit-grabbing;cursor:grabbing}.flickity-prev-next-button{position:absolute;top:50%;width:44px;height:44px;border:none;border-radius:50%;background:#fff;background:hsla(0,0%,100%,.75);cursor:pointer;-webkit-transform:translateY(-50%);transform:translateY(-50%)}.flickity-prev-next-button:hover{background:#fff}.flickity-prev-next-button:focus{outline:0;box-shadow:0 0 0 5px #09f}.flickity-prev-next-button:active{opacity:.6}.flickity-prev-next-button.previous{left:10px}.flickity-prev-next-button.next{right:10px}.flickity-rtl .flickity-prev-next-button.previous{left:auto;right:10px}.flickity-rtl .flickity-prev-next-button.next{right:auto;left:10px}.flickity-prev-next-button:disabled{opacity:.3;cursor:auto}.flickity-prev-next-button svg{position:absolute;left:20%;top:20%;width:60%;height:60%}.flickity-prev-next-button .arrow{fill:#333}.flickity-page-dots{position:absolute;width:100%;bottom:-25px;padding:0;margin:0;list-style:none;text-align:center;line-height:1}.flickity-rtl .flickity-page-dots{direction:rtl}.flickity-page-dots .dot{display:inline-block;width:10px;height:10px;margin:0 8px;background:#333;border-radius:50%;opacity:.25;cursor:pointer}.flickity-page-dots .dot.is-selected{opacity:1}.slideout-menu{position:fixed;left:0;top:0;bottom:0;right:auto;z-index:0;width:256px;overflow-y:auto;-webkit-overflow-scrolling:touch;display:none}.slideout-menu.pushit-right{left:auto;right:0}.slideout-panel{position:relative;z-index:1;will-change:transform}.slideout-open,.slideout-open .slideout-panel,.slideout-open body{overflow:hidden}.slideout-open .slideout-menu{display:block}.pushit{display:none} potted bougainvillea leaves turning yellow. Few bougainvillea diseases are deemed harmful enough to destroy a bougainvillea garden spread. display: inline !important; Prevent root rot by not overwatering or planting bougainvillea in heavy, poorly drained soil. New growth on the plant grows in a very washed-out, faded, light green or yellowish color that remains into maturity. 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