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When To Apply Prodiamine 65 WDG (Water Dispersible Granule) In Spring Using Split Applications Part 2

This is a 2 part breakdown of Prodiamine 65 WDG giving you a yearly application schedule with soil temperature milestones. Part 1 of this series can be found here. So you want to understand the meaning of a “split application” or “split app” of prodiamine pre-emergent herbicide and you want to do it liquid. In the previous post, I broke down all the costs of applying your prodiamine in this manner and I’m sure that peaked a lot of interest among you more advanced Lawn Care Nuts. That said, let’s first take a look at the label. THIS IS AN ADVANCED STRATEGY - NOT FOR BEGINNERS. In my label booklet from my product - this is page 10. If you notice here in the screenshot, they are basically telling us how many months of pre-emergent control or effectiveness we should get at these various rates (these are targets and vary by region). The challenge we have is these calculations are...

Spring prep, warm season, cool season and transition zone lawns

Question from the field: “Allyn, if I apply my pre-emergent and get a heavy downpour right after, did it all wash away?” This is a tough one to logic your way through. I totally understand the feeling that have about it. You really need it to work and are wondering if you should re-apply.