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Upham--cool-season grasses

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Cool-Season Grasses
Spot-treat broadleaf weeds, if needed
In early April, apply crabgrass preventer In May, fertilize with a slow-release fertilizer and water in. If weed killer on fertilizer, wait 24 hours and water in.
Apply second round of crabgrass preventer by June 15 only if label suggests. If grubs have been a problem in the past, apply a product containing imidacloprid during during the first half of July.
Fertilize and treat for weeds, if present.
Spring
Fall
April — May
March
June — Early July
Late July — August
November
Apply grub killer only if you see grub damage
September
Fertilize around Labor Day. This is the most important fertilization of the year. Water in the fertilizer.
Summer
Your 2014 Planning Guide
More information online at: www.ksre.ksu.edu