Remove the entire infected banana plant, including digging up the main corm and roots, and dispose of the plant through burning, or allow it to rot in a black plastic bag. Cordana leaf spot (Cordana musae) is very common on banana plants in humid conditions or in wounded and weakened tissue. Planting resistant banana tree varieties is the best remedy. The leaf then turns a brown or bronze color and begins to droop or wilt. It moves to gradually younger and younger leaves, and can kill the tree. Banana plants can tolerate a variety of soil types, including poor soils, but soils that have too much saline or too little potassium can cause yellowed leaf margins or orange-yellow-colored leaves. Here are the most common: Symptoms on leaves include large, oval lesions that are brown in the middle, with yellow halos around the borders. Viewing 2 posts - 1 through 2 (of 2 total) Author. Banana black leaf streak disease starts as yellowing in the leaves, followed by black-brown spotting or streaking, and then the whole leaf blackens and dies. In flood-prone areas, plant bananas on a raised bed at least 3 feet higher than the surface to limit potential damage. Problem with banana plant leaves turning yellow. This will cause the pepper plant leaves to turn yellow. Panama disease (or banana wilt) yellows older banana leaves starting at the base, eventually killing them. She began as a writer and publisher for the Natural Toxins Research Center and has spent her time since as a landscape designer and part-time writer. Lack of nitrogen often shows up as leaf yellowing, and extended periods without proper nutrition will cause older leaves to die in favor of younger leaves that might be able to recover once soil nutrition is more plentiful. Banana plants don't tolerate cold weather well. Misting doesn't do much to help. 0. The leaves of banana trees are glossy green and shade-giving even when there are no bananas on the plants to pick. She holds a Bachelor of Arts in English from Texas A&M University in Kingsville. Sulfur deficiency starts with the newest leaves, turning them yellow throughout. Although problems caused by soil and weather are often easily remedied, infections are much harder to treat. Bunchy top is a viral disease spread by aphids that shows up in young leaves as stunting with yellowing and wavy margins. Symptoms start as small yellowish-green spots that grow to yellow streaks that may have brown or rusty red centers. Lack of, or too much, water, not enough sunlight, cold weather or even too much heat can stress a banana plant. Could you tell me what’s the matter with my banana plant? Yellow sigatoka, caused by the fungus Mycosphaerella musicola, is often present when warm temperatures, high humidity and frequent rainfall are present. Another likely reason your plant’s leaves are turning yellow is that they’re … She also wrote for the BBC-TV news magazine "From Washington" and worked for Discovery Channel online for more than a decade. The most common reason for banana leaves to turn yellow and die, outside of cold weather, is disease. My tree faces westward getting about 5-7 hours of good sun a day. Leaf edges turn yellow last. It gets enough light from the nearby window , along with a plant bulb on one side of the tank. in a pot; with moist soil; leaves are turning yellow. The advice on feed is fine but the sunlight levels are rapidly diminishing and you need to be careful not to overwater in winter (yellowing is also a sign of too much water) or you will rot the banana. She has written for various newspapers and magazines including "The Washington Times" and "Woman's World." Singleton holds a master's degree in musicology from Florida State University and is a member of the American Independent Writers. Banana Plant Pests. Plant leaves may also turn yellow if a plant is not receiving all of the nutrients it requires.