Rose sawflies adults are small primitive wasps who’s larvae look like tiny little caterpillars. These larvae, commonly called rose slugs, are voracious feeders and feed almost exclusively on rose leaves. If their numbers are high enough they can quickly defoliate an entire rose bush. Larvae feeding damage appears as skeletonized leaves that look like window … Continue reading Rose Sawflies
Several Honey Locust trees here in Southern Ontario have been the target of small green bugs that have been distorting honey locust leaves and in some cases partially defoliating these trees. The main culprit has been the honey locust plant bug (Diaphnocoris Chlorionis). The honey locust plant bug (Diaphnocoris chlorionis) are approximately 3mm (1/8 inch) long when … Continue reading Honey Locust Plant Bug Damage And Control
June is my favorite month in the garden. So many perennials and flowering shrubs are blooming and the annuals are beginning to fill out a bit. The landscape is alive with colour and the air is full of a bouquet wonderful fragrances. The temperatures are warming up but but usually still remain comfortable. There is … Continue reading Ornamental Garden Calendar For June
Red Bark Phenomenon is a fairly new occurrence here in North America. Scientists, horticulturalists and the like have been scrambling to learn more about this phenomenon as more and more trees are becoming affected. What they have learned so far is that the reddening of the bark is caused by a microscopic, filamentous green algae … Continue reading Red Bark Phenomenon
Hydrangea leaf-tiers (Exartema ferriferanum), are a small moth whose larvae, (a tiny green caterpillar with a black head), sew terminal leaves together with a silk thread. Once inside this enclosure they feed on the leaves and flower head. These leaf enclosures become wrinkled and puckered and are easy to spot on the plant. They are … Continue reading Hydrangea Problems…Leaf-tiers
Dog vomit slime mold is an interesting occurrence in the garden and in the wild. A yellowish blob seems to appear almost overnight that looks very much like an animal has thrown-up in the yard. The cause of this blob is actually a slime mold, Fuligo septica. Fuligo septica are eukaryotic organisms from the Protista … Continue reading Dog Vomit Slime Mold in Wood Mulch
Birds nest fungi are are a rather interesting looking fungi. They appear like tiny birds nests filled with eggs. The fungi responsible for this anomaly are a family of fungi called Nidulariaceae. There are 31 birds nest fungi in North America with 5 of them being fairly common. The colour and appearance of the nests … Continue reading Birds Nest Fungi In Wood Mulch
HEALTHY SOIL: Is probably the single most important factor contributing to the health of all vegetation. If you do nothing else for your garden than to improve its soil it will be time and money well invested. Lets take a look at some of the components that affect soil health. Soil Texture Soil is comprised … Continue reading Healthy Soil
The gardens here in Ontario are awakening from their winter slumber. Spring is a time of vigorous, active growth for both desirable and undesirable plants. Winter annual weeds are in full force and many of them have already started flowering. The perennial weeds are likewise coming into full force. Now is the most important time … Continue reading 20 Common Spring Weeds in Ontario
Boxwood leafminers (Monoarthropalpus flavus syn. Monarthropalpus buxi) are orangish gnat like flies that are a major pest of boxwood. Their larvae, which are small worm like maggots, feed inside of boxwood leaves causing blisters and puckering on the backside of the leaf and brown blotching on the upper surface. Premature defoliation of infected leaves occurs. In … Continue reading Boxwood Leaf Miners
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