How long does it take for grass seed to grow?.Remember to not mow more than 1/3 of the grass at a time. Keep in mind that you should allow the grass about 48 hours to dry to prevent any root damage from the soft soil. If the sprouts are 3-4 inches, your grass is ready to be mowed. Another way to tell if the grass seed is ready is to see how long the grass sprouts are. If you mow too soon, the wheels of the mower could compact the soil which could contribute to poor root spread of the seedling. It is important to allow the seedlings to strengthen themselves by letting them establish their roots. Any type of traffic could damage the weak seedling blades. In general at least a 4 week period needs to pass before any type of mower should be on your lawn. Grass seed should only be walked on and mowed after the germination process is complete. After the germination process is over, regular maintenance watering is required. When watering, do not water so much that it pools on the soil’s surface. If the soil gets too dry, the germination process will stop. Feel the soil to see if it’s moist or dry. The top 2 inches of soils should remain moist, not sopping wet throughout germination. How much water does it take to germinate grass seed?Īfter planting grass seed, watering needs to be done on an as-needed basis. It really depends on the type of seed used. How long does it take to germinate grass seed?

This means that you may not be able spray weeds for 1-2 months after the seed is first applied.ģ.

Broad-leaf weed control cannot be applied until the seedling is established.

Pre-emergent Crabgrass applications prevent the germination of grass seed for 120 days this typically puts you into fall time. Crabgrass is a grassy weed and the chemicals can’t tell the difference between the grassy weed seedlings and the grass seedlings that is applied.

A pre-emergent crabgrass control cannot be applied in the spring when germinating.

A lawn program must be altered if the seed is applied in the spring. For establishing a damaged or new lawn, spring or fall are both fine. For maintaining a nice lawn, fall is recommended. Is spring or fall better to germinate seed? That’s why spring and fall are the best times to germinate grass seed.Ģ. The best time to germinate grass seed is between 60-80F.

When is the best time of year to germinate grass seed?