Primo Maxx Turf Growth Regulator bottle (4 oz) category_range and pasture and late-season to avoid pre-harvest

and late-season to avoid pre-harvest residue issues

Heritage controls or suppresses listed diseases including Phomopsis blight

and dormant warm-season turfgrass

Use on ornamental plants

long-lasting control of bed bugs

Primo Maxx Turf Growth Regulator bottle (4 oz) category_range and pasture and late-season to avoid pre-harvestPrimo Maxx is a powerful plant growth regulator (PGR) designed to promote denser, healthier turf that thrives under stress from heat, drought, disease, and traffic. By inhibiting gibberellic acid production, Primo Maxx slows vertical growth while stimulating root, stolon, tiller, and rhizome development, resulting in a stronger, more resilient turf canopy. Ideal for managing hard to mow areas, reducing the need for edging, and conserving water, Primo