Pest life - part one
These are pests we have in Brazil. I suppose that some are ubiquitous, and you can find they at your greenhouse.
Part one is about a little wasp. It lay eggs inside the tips of new roots. The larvae grow and the root tip gets larger. They attack new shoots, too.
Cut if off. Look for more.
To all insects and mites, the best solution are entomopatogenic fungi: Metarrizium, Beauveria and Lecaniclilium. They are usually sold as powder with conidium (reproductive spores) or an oil suspension. Powder is better. You can keep at the home refrigerator, inside a zipbag, and 1 kg will last for 1-2 years for the non-commercial grower.
I had not used any kind of pesticide (insiticide, acaricide...) for the last 4 years.
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