Whiteflies in the California Home Garden, Part 1 of 3: Introduction
This is the first in a series of three articles discussing whiteflies in the California home garden. Whiteflies are a contender for most-pervasive, most-persistent insect pest in gardens throughout California. The worst infestations usually occur in disturbed landscapes that lack predatory insects, and on stressed or over-fertilized plants and trees, during warm-to-hot weather. At least […]
Mildews on Cucurbits: Identifying, Preventing and Treating
by Ann Clary and C. Darren Butler Mildews are a common malady of cucurbits such as summer squash (including zucchini), winter squash (including pumpkin), cucumbers and melons. How can you identify a disease as mildew? And how should it be prevented and treated? What is mildew? Powdery and downy mildew are the most common […]
Citrus Leafminer: Serious Pest or Aesthetic Irritation?
GardenZeus earns commissions on sales made through links in this article. There is no additional cost to you. Citrus leafminer is a tiny moth whose larvae tunnel between the upper and lower surfaces of new leaves of citrus and closely related trees. The citrus leafminer infests most of Southern California as well as coastal California […]
Aphids: Minimize Populations Using Organic Controls
GardenZeus earns commissions on sales made through links in this article. There is no additional cost to you. Aphids are soft-bodied sucking insects that feed by sucking the sap of host plants, damaging plant leaves and soft stems. They may even limit plants’ ability to transport nutrients through damaged plant tissue. Aphids feed on an […]
Was the Damage Caused by Squirrels or Rats?
Rats in the California Home Garden Part 4: Was the Damage Caused by Squirrels or Rats? Squirrels and rats are among the most challenging pests in California gardens and landscapes. Both pests may be active in a single garden or landscape. Chewing, feeding, and gnawing damage in gardens and landscapes from these rodents may appear […]