Shot Hole Disease
Shot hole disease may kill buds during winter, and cause spots on fruit and leaves in spring. If severe, leaf drop may occur in spring. Fruit lesions are light brown with dark purple margins and usually are clustered ... [... more]
University of California IPM |
Common Questions About Tree Care
A: The tree may have anthracnose, a fungal disease that favors cool, wet springs and causes premature leaf drop in sycamores. You can confirm the diagnosis by looking closely at the fallen leaves (figure A). If they have a white to gray powdery ... [... more]
DIYnet |
Houseplant Problems Common In Fall
Houseplants will show typical responses to each of these problems. For example, rapid leaf drop is a typical plant reaction to extreme temperature or light changes. This is very apparent if a plant growing all summer ... [... more]
University of Illinois Extension |
Mealybugs
These oblong, waxy white, hairy-looking insects move very little and mature slowly. Mealybugs live in colonies and stem joints and suck plant juices. Pale foliage, leaf drop and stunted growth are common. They carry fungus and disease. Manual ... [... more]
GardenGuides |
Autumn Plant
Keep your "Autumn Plant" from cold drafts. Cold air will cause lower leaf drop as well as watering with cold water. Water with tepid water as the soil dries about three or four inches from the surface on larger ... [... more]
Denver Plants |
Fig Mite
The fig mite infests bud scales and young leaves. Feeding causes a faint russetting of the leaves, generally in the interior portion of the canopy and may result in leaf drop and stunting of twigs. More importantly, ... [... more]
University of California IPM |
Aralia - Black
Cultural information: All Polyscias prefer a warm sunny location. The key word here is... warm. Cold drafts, cold water or cool room temperatures will cause leaf drop. Water sparingly with tepid water and feed bi ... [... more]
Denver Plants |
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