Over-watering causes the foliage to turn yellow, starting with the lower leaves and gradually spreading upwards. Moreover, it should not be too hot or cold for the plant. African violet leaves are susceptible to brown spots from a variety of causes. The root is shaken off the ground and washed with a solution of potassium permanganate, then the violet is planted in new soil; - Watering is carried out with warm water under the root of the flower, trying not to get on the leaves; - If the plant has been overdried for a long time, watering is resumed in small portions once every few days. However, if all the foliage has signs of infection, it may be beyond saving. The good news is that if you slip up, leaf spotting won't cause serious harm to your plant. Leaves - Spots, Shiny Brown. That stops them from sending water and nutrients up to the leaves. Brown Spots on African Violet Leaves. At the first signs of detection of spots, the conditions of the plant should be analyzed: - With prolonged exposure to direct sunlight in the summer, burns appear on the leaves, which eventually turn brown. Ensure the isolated houseplant gets ultimate care to avoid other issues from cropping up. Inspect the roots, cutting off any brown mushy ones with a clean knife. Affected tissues turn brown and die off.
Soil that's lacking in available nutrients, or using a poorly balanced feed, can mean your plant simply doesn't have access to enough phosphorus. African violet leaves may become infected with brown spots if they aren't cleaned regularly. Try and always use tepid water so you don't shock the plant. Another problem that can lead to the plant's leaves turning white is a root-knot nematode. Another way to correct the problem is by increasing the humidity in the room. Too much or too little sun or moisture can damage your plant's foliage.
Relocate the houseplant to a spot that receives bright indirect sunlight or uses artificial lighting. Monitor the plant for pests. Keep its soil moist but not too wet. Move the plant to a shaded area receiving indirect filtered light or pull down the shades, sheer curtains, to allow less light falling on the leaves. African violets aren't keen on sudden changes in temperature. Too much nutrition is also a problem. African Violet plants can develop yellowing leaves for a number of reasons. Water-saturated soil will suffocate the roots and kill the plant in the long run. This worm can spread from plant to plant and may even affect nearby plants. Whether it's a pH imbalance or a simple lack of nutrients causing the purple leaves, your best bet is to repot. Read more: How To Preserve Roses With Hairspray (6 Steps).
Other factors that can cause brown spots include improper watering and improper planting. Be sure to follow the instructions on the label and apply the fungicide as directed. It's also a good idea to repot it every six months. Be sure to follow the instructions on the label and apply the treatment every few days until the pests are gone.
The final common reason why African violet leaves turn brown is overfertilization. If you have noticed that your African violet leaves are turning white, there are a number of possible causes. Let the soil dry out in between each rinse and leave the pot to drip dry before returning to its saucer or pot cover. In severe cases, the plant may die. The spots will get larger as the disease progresses and eventually cover the entire leaf.
If you're not careful, you could cause permanent damage to your plant. Ideally, the plant should be placed in a window that receives bright indirect sunlight. To help you diagnose it, look for other symptoms. This is the oldest growth, and it's likely just undergoing natural aging. Additionally, thrips scratch the leaves and can lead to brown spots.
Make sure the pot is deep enough so that you can plant it in the soil. Violets living in areas that don't get proper amounts of fresh air daily will exhibit signs of stress. When you transplant an African violet, make sure you buy a pot that's the right size for it. Protect the plant from drafty areas. They are often surrounded by a yellow or light green border.
Keep your plant free of debris and dead leaves. Leaves - Smaller Than Normal in. Leaves - Speckles, Dark. Bacteria of the genus Pseudomonas cause disease: - In this case, the edge of the leaf looks as if burnt, over time, the disease covers the entire plant; - The blackening area is shapeless. If your African Violet gets too large for its pot, the roots will start interfering with each other. The growth point of the violet is striking, in his presence the flowers become smaller, the leaves: - Are deformed; - And they fall.