Hydromulch is a slurry or mixture of grass seed, water, dirt. The specialized mulch helps keep the grass seeds moist, the birds from eating it, and water from washing it away. The grass seed will usually germinate in 7-10 days and need to be mowed in 4-6 weeks depending on the weather. Hydromulch is a great alternative to sod because its a lot cheaper which is better for bigger yards or commercial projects. With hydromulch you can receive sod Hydromulch is a slurry or mixture of grass seed, water, quality turf at a fraction of the price. It will also help with special fertilizer, tackifier, and mulch that is sprayed on to special fertilizer, tackifier, and mulch that is sprayed on to dirt. The specialized mulch helps keep the grass seeds moist, the birds from eating it, and water from washing it away. The grass seed will usually germinate in 7-10 days and need to be mowed in 4-6 weeks depending on the weather. Hydromulch is a great alternative to sod because its a lot cheaper which is better for bigger yards or commercial projects. With hydromulch you can receive sod quality turf at a fraction of the price. It will also help with erosion control. You can hydromulch any kind of seeds available including Bermuda, Buffalo, and Fescue.