Why did my grass go to seed?
Jessica Wood
Updated on January 15, 2026
It is the natural process for grass to reproduce itself. As unsightly as it may look, there is no real way to prevent the grass from going to seed during this time. Grass going to seed is a good sign the plant is actually healthy and growing well.
Will mowing destroy grass seed?
Many species of grass seed will not sprout within a week of being spread. Mowing at this point will scatter the grass seed and destroy your hard work overseeding. Even if your grass seed has sprouted, it's far too delicate to mow within one week. You will kill your new grass seedlings by mowing too early.Will my grass seed itself?
Lawns can reseed themselves, and it takes two months for most lawn grass varieties to produce seed heads. These heads then disperse naturally or with help from a mower, and take 7-30 days to germinate given enough moisture, sunlight, and heat.Why does grass grow seed heads?
Warm temperatures and abundant precipitation have resulted in rapid turf growth and seedheads are now appearing in lawns. Seedheads in a Kentucky bluegrass turf. Photo by Kevin Frank, MSU. Following cold temperatures throughout most of May, recent warm temperatures and rainfall have lawns exploding in growth.How do I get rid of seed heads in my lawn?
Getting rid of seed heads
- Mowing. Mow the tops of your lawn leaves every 5-10 days to remove the seed heads.
- Watering. Make sure that your lawn is receiving an adequate amount of water by checking the soil moisture. ...
- Fertilising. Fertilise your lawn – our online store has fertiliser for all lawn varieties.
- Top dressing.
Why Is My Grass Going TO Seed?
Are grass seed heads good?
Unfortunately, an abundance of seedheads can make a lawn look unattractive and the physiological effects on turf plants may temporarily reduce overall turf quality. And if you are sneezing a lot after walking on your lawn, you could be allergic to grass pollen, which comes from these and other grass seedheads in May.What happens if you dont cut grass?
If you wait until the grass is long to mow your lawn, the extra long grass clippings will clump up over the turf, blocking the sunlight and stunting growth. If left without raking, the clumped clippings could actually kill the grass.When should I cut my grass seed?
Mowing a newly seeded lawn for the first timeYou can give the lawn its first cut when the grass is 7-8cm tall (3 inches). This will encourage the plants to grow more shoots from the base and will thicken your lawn up nicely.
Does grass seed multiply?
Yes, grass spreads. Some grasses spread quickly while others take years to spread. In general, plants that spread by rhizomes and stolons spread quickly, while bunch grass spreads more slowly.Does raking dead grass help it grow?
Raking dead grass helps it grow because it invites water, nutrients, and sunlight to the soil. It also reduces the thatch layer, making way for new grass seeds, roots, and more. However, don't rake it too often or you'll risk damaging fragile living grass blades.Will watering dead grass bring it back?
Follow Watering ScheduleWatering will help dormant grass become green again, while dead grass will remain brown.