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Sawflies are in the same group of insects as bees, ants and wasps (the Hymenoptera). They have caterpillar-like larvae that feed on plants whilst the adults are winged insects that can appear fly-like. More than 500 species of sawfly

Sawfly are small winged insects, related to bees, wasps and ants. Their caterpillar-like larvae feed on the leaves or fruits of certain plants, including apples, gooseberries and Solomen’s seal. occur in Britain, you can find out more about these insects from .

Iris sawfly has greyish-brown larva that reach 25 mm in length and eat the foliage of flag iris ( Iris pseudacorus ) and other waterside irises, including Irisspuria, I. versicolor, I. laevigata and I. ensata. The adults are similar in appearance to some other species of sawfly and have black heads and bodies up to 8 mm long with smoky grey wings.

Iris sawfly

Sawfly are small winged insects, related to bees, wasps and ants. Their caterpillar-like larvae feed on the leaves or fruits of certain plants, including apples, gooseberries and Solomen’s seal. larvae can feed in groups so damage can occur very quickly and defoliation can be extensive.

• Greyish-brown caterpillar-like larvae with whitish spots brown heads and up to 25 mm long
• Initially V-shaped notches from the leaf margins but later devour the foliage from the leaf tips downwards
• Plants can be completely defoliated, affecting appearance
• Complete defoliation tends not to occur every season and plants can recover

Sawflies are a part of the biodiversity

The variety of living organisms (plants, animals, fungi and microorganisms) in a particular environment. Boosting the biodiversity of your garden has many benefits, including supporting wildlife, improving soil health and reducing the likelihood of pest and disease problems. a healthy garden supports.

• Where possible tolerate populations of iris sawfly
  Sawfly are small winged insects, related to bees, wasps and ants. Their caterpillar-like larvae feed on the leaves or fruits of certain plants, including apples, gooseberries and Solomen’s seal. ; iris plants can recover
• Encourage predators and other natural enemies of sawfly in the garden, such as birds , wasps and ground beetles
• Regularly inspect plants during the growing season
• Remove by hand if required and where practical

Iris sawfly

Sawfly are small winged insects, related to bees, wasps and ants. Their caterpillar-like larvae feed on the leaves or fruits of certain plants, including apples, gooseberries and Solomen’s seal. adults are active in late April-May and soon lay eggs on the foliage of host plants. The greyish-brown caterpillar-like larvae, speckled with small white spots and up to 25 mm long, are present in June-July. The larvae initially eat V-shaped notches from the leaf margins but later devour the foliage from the leaf tips downwards.

There is one generation a year and larvae overwinter in the soil before pupating the following spring.