Plant Medic columnist Ricky Kemery says that a reader who has seen rose sawfly damage this year will need to be proactive to ...

Rose slug sawflies may have one or more generations per year and this is dependent on the species found on the plant. Adults emerge (Fig. 1), mate and lay eggs that hatch after about 10 - 14 days.

Rose slugs may be the culprit. Rose slugs are the caterpillar-like larvae of a sawfly, a type of primitive stingless wasp. Adult sawflies are thick-waisted, about 1/2-inch long and mostly shiny black.

Also called rose slugs, the larvae of sawflies look like small green caterpillars. They are less than a half inch (1.2cm) long. They feed from the undersides of leaves, creating brown spots and ...

Since many types of rose sawflies (the adult form of the rose slug) only have one generation per year, green worms are not a major threat to healthy, well-established plants, even if they leave ...

Karen P. A: The spots and holes are caused by larvae of an insect called the rose slug sawfly. The larvae are a pale greenish color and often go unnoticed, until we see their damage. The insects ...

Btk will not get rid of caterpillars within the rosebud. The rose slug feeds on the underside of the leaf. It is the larva of a sawfly, not a caterpillar. (Rita Perwich) The bristly rose slug is ...

Check your rose bushes for rose slugs, a common name for at least 2 species of sawflies whose larvae may be feeding on your plants. One is thought to be native to the U.S. and the other ...

Sawfly (rose slug) Rose bushes are also very vulnerable to another type of caterpillar. This one is from a sawfly. These are commonly called rose slugs because the holes they chew in leaves are ...

Rose slug/sawfly: - Nothing seems to eat holes in the leaves faster than these small, thin, green worms. They hide out on the undersides of leaves and are more likely to be spotted early in the day.

Your rose appears to be affected by rose slug sawfly larvae, which feed on the leaf undersides. As you mentioned, this infestation rapidly skeletonized and browned the leaves, ...