The Rockdale Gardener

Gardening Posts From Rockdale Cooperative Extension

Silly Psyllids on Beech Trees

The Beech tree in my front has some strange inhabitants. These white insects form colonies on limbs. Below them is a mysterious substance. The insect is a psyllid or woolly aphids. Psyllids bunch together and move in unison when threatened making themselves look like a larger organism. Psyllids are gregarious insects that…
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