For this reason, it's better to water with rainwater or filtered water. They live in colonies on the underside of leaves, sucking fluids like chlorophyll from the plant. For a more natural look, cut at an angle. If the damaged areas are circular raised and reddish brown lesions with yellow halos, the lucky bamboo (Dracaena sanderiana) has been infected with Fusarium Leaf Spot (Fusarium moniliforme). Mites – These miniscule pests, which are difficult to see with the naked eye, are especially common during … As with any plant, bamboo should be grown in nutrient-rich soil. This usually happens in the spring. As they grow up, they also grow out, putting out new leaves each spring. As the mites pierce the underside of the leaves and drain the bamboo of its liquids, the leaves’ photosynthesis is affected, causing the leaves to discolor. Apart from providing a bamboo plant with adequate sunlight and water, other things can be done to prevent the development of brown spots. The spots are round and mostly cosmetic. Other causes for leaf yellowing and brown areas include overwatering or poor drainage resulting in water-logged soil that doesn't "breathe" or allow oxygen down into the roots. Suddenly a lot of leaves are going brown at the edges and some are yellowing completely. Sap sucking insects, such as stinkbugs and mites, love to nibble on the juicy leaves, causing them to lose moisture and turn yellow or brown along the tips and edges. In general, browning and curling of the leaves can be an indication that the plant is not getting enough water. The chemicals in the tap water can cause the plant to turn brown. Brown dots and spots on bamboo leaves. If the cause is normal leaf shedding most of the leaves on the bamboo should be green and healthy looking. Apart from providing a bamboo plant with adequate sunlight and water, other things can be done to prevent the development of brown spots. They appear most often in … Brown spots that appear on bamboo plants commonly surface around the leaves. Posted: Sun Jun 12, 2016 1:15 pm . All Rights Reserved. I've been feeding weekly with Growmore and watering it daily when it hasn't rained. Many can grow to heights of over 50 feet. If the bamboo disease treatment calls for pruning, disinfect the pruning shears between cuts by flaming the blades so that you don’t spread the disease. Bamboo is a hearty grass that can be maintained in a garden or kept as a houseplant. Although hardiness varies by genus and species, most are grow well in U.S. Department of Agriculture plant hardiness zones 7 through 11. Look for yellowish-pale coloration on your bamboo’s leaves. Bamboo leaves may turn brown or yellow on the tips, which sometimes signifies a problem. Indoor bamboo plants should be kept out of the path of hot drafts, such as that from a heater vent. Phyllostachys edulis, or giant bamboo, can grow up to 75 feet tall. Bamboo plants are perennials, which means that they grow year after year -- sometimes to great heights, depending on the species. in Film Studies in 2005 from Vassar College. True bamboo plants vary in their moisture tolerance. Brown spots are usually a sign that a bamboo plant is having issues. Based in New York City, I am an online video producer who has more than five years of experience working in digital media. As the new leaves appear, the old leaves die. Hot, dry air also can brown the leaves. Too much water may damage the roots by root rot, a fungal disease that thrives in overly wet soil. A healthy soil composition will not only protect roots and facilitate the plant’s growth, but it will also make the bamboo more resistant to pests and other organisms.