Want to mow 50% less while getting greener and thicker grass at the same time? Then it's time to add Primo Maxx plant growth regulator to your lawn care program. It's safe and easy to apply. A single application slows grass growth for up to 4 weeks.
Primo Maxx works on all grass types and is safe for commercial and residential turfgrass. This plant growth regulator is safe for the following grass types:
The active ingredient in Primo Maxx is called trinexapac-ethyl. To learn more about plant growth regulator and tips on getting the best result, take a look at this video.
Read the product label for guidance on the best Primo Maxx application rate to use for your grass type.
Pro Tip: Improve the performance of Primo by mixing a small amount of liquid fertilizer along with it. Release 9-0-1C or TurfPlex 20-2-3 are excellent choices. Use a rate of 3 - 6 oz. per 1000 sq. ft. For best results, we recommend using this TeeJet foliar spray tip.