I have aphids on my roses and want to know the soap to water ratio for mix.
Hardiness Zone: 6a
By Ann from IN
According to Colorado State University you want a 2% solution of dish soap to water, for example add 4 teaspoons of dish soap to a quart of water. See documentation at www.ext.colostate.edu/
Aphids thrive in temperate regions and feast on plants. They are one of the most pesky and destructive pests that gardeners have to deal with. This page contains homemade aphid spray recipes.
