How Long Does It Take Grass Seed To Germinate. Soil temperature does impact germination so be aware of that as well. Annual or Perennial Ryegrass 5 to 10 days to germinate Kentucky Bluegrass 7 to 10 days to.
Here are the estimated expected germination times for common turf grass species under ideal conditions. What if grass seed does not germinate. By BBC Gardeners World Magazine.
Common seed mixtures such as perennial ryegrass and tall fescue take about 12 to 14 days to germinate.
Once germinated the grass will continue to grow at a rate of about 23cm per week. Germination is the sprouting of a seedling from a seed. Most of this grass seed will grow within ten days and establish fully in 6-8 weeks ie full across the lawn. Temperature and Season Depending on the grass variety planted and environmental conditions seed germination can take place from three to 28 days after planting.