Aphidend
repeated at weekly intervals until control is achieved. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] the night temperature above 12°C/61°F, to ensure optimal conditions for oviposition. Apply Aphidend in an environment with a high relative humidity (> 70%) [...] your situation. Environmental conditions Most effective between 20 and 30°C (68 and 86°F), effectivity decreases significantly at higher temperatures.