A water drop beads up on a Colocasia esculenta (red-eyed gecko) leaf. Photo by Beth Topinka. When a water drop lands on the Colocasia leaf, it beads up into a sphere and simply rolls away. Why doesn’t ...

Water cannot enter the cavities created by these bumps because the surface is hydrophobic, so the drop is left stranded on a pincushion of spikes. The gap between these spikes means that the drop is ...

The symptoms are similar: leaf scorch and leaf drop, but in grapes, it’s eventual plant death. You can try giving it more water all under its canopy and see if that helps. If it’s a lack of ...

Lack of water can cause leaf drop in trees California pepper tree is evergreen. Evergreen plants constantly drop leaves all season long but drop their leaves heaviest soon after times of new growth.

Too much water can cause root rot, which then leads to leaf drop. Check your irrigation system. Lemon trees are evergreen, but they need a little less water in the winter than they do in the summer.

Depending on the weather for the rest of this season, you may want to deep water newly established trees and shrubs. Don’t let them go into the winter months dry or you may lose them completely.

A. Magnolia leaves turn yellow and drop when they age. At certain times of the year, shedding is heavy in order to put on new leaves. You can't stop the shedding, but good culture will lessen tree ...

Dan Gill says leaf drop on azaleas is normal; plus, an avocado tree can grow from a pit. Also, camellias will bloom through April. BY DAN GILL | Contributing writer ...