Advanced Moisture Control: Combines humectants and surfactants to draw in and evenly distribute moisture through dry, hydrophobic soils. Root-Boosting Formula: Enriched with 4% sea kelp to stimulate deeper, stronger grass roots for long-term drought resistance. Hydretain Alternative: Our “hopped-up” version of Hydretain — same moisture-holding power, but enhanced with penetrating surfactants and sea kelp. Covers Over 5,000 sq ft: One quart treats up to 5,333 sq ft; ideal for full lawn applications or targeting hot spots. Flexible Application: Use with hose-end or backpack sprayer — water in within 24 hours for best results. Works on all grass types. Moisture Max by Yard Mastery is the next generation of lawn moisture management. Formulated as a high-performance alternative to Hydretain, this liquid treatment combines water-holding humectants, penetrating surfactants, and 4% sea kelp to help your lawn retain moisture, even in extreme heat or drought conditions. Whether you’re dealing with hydrophobic soil, dry spots, or just want to maximize irrigation efficiency, Moisture Max helps deliver water deeper into the root zone — right where your grass needs it most. The added sea kelp isn’t just a bonus — it’s a game-changer. It encourages stronger, thicker, and deeper roots, allowing your turf to store more moisture and nutrients for sustained growth and stress tolerance. Key Benefits: Replaces Hydretain with a better, boosted formula Improves moisture retention and reduces watering needs Helps fix dry, compacted, or hydrophobic soils Promotes stronger turf roots with sea kelp bio-stimulants Works on all grass types — warm and cool season Directions: Apply using a hose-end or tank sprayer. One quart covers up to 5,333 sq ft. For best results, water into the soil within 24 hours. Reapply every 60 days during the growing season.