![]() The waxy layer and cuticle are very strong barriers to water and most herbicides are carried in water. The waxy outer layer and cuticle of leaves are barriers to these chemicals. For maximum effectiveness, a post-emergent herbicide has to come in contact with plant leaves and remain on leaves long enough to be absorbed into the plant and reach the parts of the plant that will damage or disrupt a vital process in the plant. Weeds are always tough to eliminate but there is a bit of science involved to weed killing. ![]() ![]() It seems that the only solution is to simply reapply more herbicide, but an easier, safer, cheaper fix is available: adding a surfactant to the mix. The longer they remain, the more destructive they can be. This can be especially frustrating when you are treating a large area of weeds that are threatening other plants. ![]() We’ve all been there: you spray weeds hoping your application takes care of the problem, only to realize a few days later that your hard work has gone without reward and the weeds remain. ![]()
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