Details for Birch Leafminer

Birch Leafminer APPLICATIONTo be effective, Guardian for Birch Leafminer must be applied in spring or fall. In spring apply as soon as the soil temperature is above 10-degrees, *. To control Birch Leafminer from over wintering as a pupa and stop them transforming into adults, apply nematodes in early to mid-September. Nematodes will be actively […]

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