Rose bush under attack – Sawfly

I received a response yesterday suggesting I send a photo. I had done so but perhaps it was not clear enough. I am sending another photo of individual leaves from my rose bush. I looked at the underside very closely…

insect or disease

can you identify the culprit that shreds the leaves on this plant & advise a remedy…

Northern Lights Azalea Hybrids Caterpillar Pest

I have a number of evergreen azaleas, deciduous azaleas and rhododendrons growing in our front and back yards. The deciduous azaleas, especially my Northern Hi-Light, are all troubled by a green caterpillar which eats the leaves and flowers. The damage…

Pest on Rose Plants

Every year my rose plants get a disease. After 1st blooming, the leaves are covered with beetles and small flies all over the leaves and leaves become brown and crinkle and holes. after that rose buds are eating by those…

Worms perforating leaves on rose bush(es)

Some worm-like insects are enjoying the leaves on a rose petals, just as the petals are beginning to bloom. I didn’t photograph the leaves which are more perforated, and there are about 5 other leaves, which have round holes. I…

Birch Leafminer: A Toronto Master Gardeners Guide

Birch leafminer (Fenusa pusilla) is the most common of several larval insects that mine birch leaves. This small sawfly is native to Europe but has become a major pest of birches in North America. The adult sawfly is a small,…