Northern Lawn Calendar

For those with a lawn in the northern hemisphere, the following is a good quick cheat sheet.

Seed germination rates
Perennial Ryegrass - 4-5 days
Turf Type Tall Fescue - 8-10 days
Kentucky Bluegrass - 18-21 days

Fertilizer Dates

Memorial Day, mid to end of May
July 4th, Canada Day
Labor Day, early September
Thanksgiving, mid November