Newly seeded lawn

My son seeded his lawn 3 weeks ago. It is 60 ft x 60 ft. There was a good lawn before building work caused it to be flattened and neglected for months. The soil is clay based. We roto-tilled it,…

Overseeding

Our backyard is overrun with Creeping Charlie and other weeds. I pulled out what I could by hand which left many bare patches. I put down topsoil, fertilizer, seed and lightly rolled. It’s been 2 weeks and nothing. We’ve had…