If that is slow release or partially slow release, you may even want to apply it at time of planting. It will be at least 7 days before it gets into the plant. When I did use granules, I would apply a little at the bottom of the planting hole and topdress more on the surface.
They who can give up essential liberty to obtain a little temporary safety, deserve neither liberty nor safety.
Benjamin Franklin 1775
Sell not virtue to purchase wealth, nor Liberty to purchase power.
Benjamin Franklin Poor Richard's Almanac1738