What Causes a Plant's Leaves to Wilt?

Answer Many home gardeners assume that wilting leaves on a plant indicate a need for more water. Although drought conditions can indeed cause a plant's leaves to wilt, it is not always the cause. In fact,... Read More »

Top Q&A For: What Causes a Plant's Leaves to Wilt

What cause a plant's leaves to wilt?

This is a loaded question. It can be due to micro or macronutrient deficiency, lack of water, too much sunlight, high salinity, infection, etc. The mechanical part of wilting is due to cells in the... Read More »

Why don't houseplants with thick waxy leaves wilt quickly as houseplants with thinner less waxy leaves?

They are more in the tropical family. They hold more liquid because of their genetic makeup.

Is it unusual for squash plants to wilt in hot sun?

There is nothing to worry about if a squash plant appears wilted on a hot summer day. According to W. Atlee Burpee and Company, a major manufacturer of squash seeds, it is normal for this to occur.... Read More »

Will excessively hot weather cause tomato plants to wilt?

In extreme heat tomato plants will wilt and the fruit is less likely to ripen properly. Growing tomatoes in cages can help combat heat issues as the foliage creates its own shade. Covering the cag... Read More »