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Convergent lady beetle (Hippodamia convergens) is a native species from North America. Native ladybugs do not bite nor do they go into your home. The only eat aphids and other soft bodied pest insects and insect eggs. It can be found in meadows, forests, agricultural fields, gardens and parks.
Measuring 6 mm long, adults are orange and black beetles with 12 black spots on his back. Eggs are white or yellow ovals and are laid in clusters on the undersides of your leaves. Larvae are black and orange alligator shaped. The mature larvae is about 7 mm long. Pupation occurs on the leaves, tree branch or on the structures of the greenhouse.
Ladybugs are available from June to September.
|Preventive||2||per m2||as needed||as needed|
|Curative medium||10||per m2||weekly or bi-weekly||as needed|
|Curative heavy||20||per m2||weekly or bi-weekly||as needed|
Green lacewing (Chrysoperla carnea) communicates by stridulation inaudible to the human ear.
Source : Insect Sounds and Communication : physiology, Behaviour, Ecology and Evolution (2006)