Primo on cool-season greens: 14 day vs. 28 day spray intervals

Monthly use of 1/8 oz per 1000 sq ft of Primo Maxx (trinexapac-ethyl) on cool season greens helps to improve turf density, uniformity and color, in addition to reducing clipping yields. The benefits are particularly dramatic on poa, where Primo-treated plants produce more new roots very close to the crown, thus reducing the numbers of pathetic looking Poa crowns dangling on the end of long, spindly stems.

But more frequent applications may offer even more benefits. Some superintendents have noticed…