Fruit tree leaf roller caterpillars and moths - The bane of Okanagan farmers
Fruit tree leaf rollers Top: pupa Bottom: caterpillar Right: enlarged head I noticed my fruit trees had numerous clusters of leaves that were stuck together. I opened one up and discovered a small green caterpillar inside, maybe an inch long. When picking up the designer of the protective housing, it wriggled spastically in the palm of my hand. The inhabitant of another leaf cluster fell as I pried the home apart; it dropped from a single thread halfway to the ground and dangled there, probably hoping to return to its abode. You can see an example of the caterpillar and leafy home below. Top: leaves wrapped encasing a caterpillar. Bottom left: the inhabitant I had discovered a species of fruit tree leaf rollers; the caterpillars would use their silk to make a protective enclosure that they could live in when not foraging. It also serves as a great place to pupate. The caterpillars do a fair amount of damage to the tree, ...