They'll make their way in. This is my fourth summer in my house. The previous owners sprayed, but I haven't once. I bagged a bit the first summer but stopped. I

They'll make their way in. This is my fourth summer in my house. The previous owners sprayed, but I haven't once. I bagged a bit the first summer but stopped. I've got lots of flowering plants in the grass now, without any extra effort on my part. I did overseed with clover this year, but I think naturally occurring clover had already started to take hold last year too.