A gall is an abnormal growth or swelling of a plant caused by hormones released from insects, mites, bacteria, or nematodes. They can appear on any part of the plant with vast variation in morphology, ...

Galls are abnormal growths on a part of the plant. They can be caused by bacteria, insects, mites and fungi. They can be on any part of a plant and are the overgrowth of plant tissue in response ...

Insect-induced galls represent a fascinating mode of plant-insect interaction where specialised insects manipulate host plant tissues to form complex structures that provide both shelter and ...

Galls on oak leaves are harmless growths caused by specific insects. They have different shapes depending on the insect species causing the gall.

In addition to planting advice (you've got time), this week's garden column tackles several questions about managing pests.

The two most common insects are gall adelgids and spruce spider mites ... answering questions on lawn care, landscape plants, houseplants, fruit, vegetables and herbs, insect and disease issues ...

Are they harmful? Those are insect galls that result when the female insect stings the leaves of the tree and lays her eggs. The plant tissue forms around the developing larvae. Eventually they ...

Galls are outgrowths induced on plants by other organisms. In some instances, they form when parasitic insects like midges, moths and wasps release substances that prompt the plant to produce more ...