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Trichogramma Wasps Newsletter



Best to Use and When?

Adult Trichogramma wasp parasitizing a moth egg
so caterpillar isn’t born. Photo by Max Badgley.
Application (release) of Trichogramma wasps
by pinning tab of eggs in tree.

Great recent question from a member of the Organic Club of America about what are the best species of Trichogramma wasps and best sellers to buy. As a result, I have updated the entry on Hope this helps because when new foliage starts to emerge, it is in general the best time to start releasing these wonderful beneficial insects.

Join the Organic Club of America today and receive:
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  • And more
Here are some other useful resources from

To discuss this newsletter or any other topic, tune in each Sunday 8am - 11am central time to the Dirt Doctor Radio Show. The call-in phone number is 1-866-444-3478. Listen on the internet or click here to find a station in your area.

Please share this newsletter with everyone in your address book and all your friends on Facebook and Twitter to help me spread the word on the proper way to select, plant and maintain plants.

Naturally yours,

Howard Garrett
The Dirt Doctor


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