Maples commonly have galls form on the leaves of the trees from aphids and mites as well as on the bark. Ash trees will potentially form galls on the flower Hackberry nipple gall which forms on the ...

Have you ever noticed the bulbs that form on the stems of goldenrod? Believe it or not, those bulbs house the larvae of an insect called the goldenrod gall fly. This fly is completely dependent on the ...

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

The Plant Doctor Tom MacCubbin shares advice about tree galls, anise plants, gardenias, soybeans and lawn aeration. Skip to content. All Sections. Subscribe Now. 70°F. Friday, April 25th 2025 ...

systemic insecticides that are transported inside the plant are not very effective in killing the gall-forming insects while they are feeding. Also, since the gall tissue is different from the ...

Some of the most common galls form on oak trees. Of the 2,000 insect species that stimulate gall formation, at least 800 of them use oaks as their host. The photo I received (and is pictured here ...

If you spend enough time looking at and working with plants, you’ll inevitably come across galls. Galls are abnormal growths and can be caused by a variety of different organisms, ...

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 ...

A student plopped a leaf on my desk, pointed to several green lumps on its underside, and asked, “What are those green growths?” It was a stump-the-professor moment and in this case, I was, indeed, ...

They do not look like acorns but they also do not look like an insect. Can you tell me what this is? A: It sounds like you have jumping oak galls. These are tiny, seed-like galls that form on the ...

The galls expanded, and in this case, changed color to make room for all the creepy crawlies. “The gall-forming insects are really interesting because they have a symbiotic relationship with the plant ...