Flea beetles can wreak havoc in the garden. These insects are recognized by their tiny, shiny bodies that are about the size of a sesame seed. They are typically black, bronze, or a dark metallic blue ...

When horseradish flea beetles feed on their host plants, they take up not only nutrients but also mustard oil glucosides, the characteristic defense compounds of horseradish and other brassicaceous ...

TINY TERRORS. Flea beetles are a common garden pest, but there are ways to limit the damage. Photo courtesy of Maryland State Cooperative Extension The living world always exists in dynamic balance.

Flea beetle damage. It begins with a tiny “shothole,” a hole straight through a leaf as if the leaf was poked with a tiny ice pick. Damage begins with a few holes then faint lacy patternings appear ...

Flea beetles are one of the earliest insect pests we see in the garden. We found them here a few days before the Memorial Day weekend munching away on radish leaves. These small insects are called ...

Researchers demonstrate how the horseradish flea beetle regulates the accumulation of mustard oil glucosides in its body. The beetles have special transporters in the excretory system that prevent the ...