You may not give much thought to the environmental impact your driveway, but slowing down the flow of water with a permeable surface is very eco-friendly.

DEAR TIM: I recently saw a new paving system that I thought was ingenious. Instead of a solid driveway there were two strips of some precast concrete, each about 2-feet wide for the car tires. Grass ...

It's a long story but I ended up with a large area in the back with no grass, so I replanted with "good stuff." Today some tiny grass is poking up but a lot of undesirable grass is high. So the bad ...