Can I use house plants to improve my home's indoor air quality?

— Tom Neff Fishers, IN

Answered by Richard Heller on August 3, 2010

What type of indigenous plant or tree can I use to create a sound barrier?

— Tim Douglas San Diego, CA

Answered by Richard Heller on August 3, 2010

What is the "rule" for irrigating a green roof garden?

— baruch weiss Farmersville, OH

Answered by Richard Heller on July 5, 2010

How can I create a permeable pathway for my water-wise garden?

— Stan Brody, Upland, CA

Answered by Richard Heller on March 20, 2009