View Single Post
Old March 8, 2018   #4
Nan_PA_6b
Tomatovillian™
 
Nan_PA_6b's Avatar
 
Join Date: Dec 2016
Location: Pittsburgh, PA
Posts: 3,194
Default

I haven't had much experience with aphids on tomato plants. But DE will dry out and be effective. I mix with water, spray, and it dries on the leaves and does its work. If your plants are dripping in dew, I guess it's gonna wash off, though.

Others with more aphid experience can tell you more.

Nan
Nan_PA_6b is offline   Reply With Quote