SEATTLE — At 1 p.m. today, a new PBS garden series called “Growing A Greener World” will be filming at Interbay P-Patch Community Garden, 2452 15^th Avenue W, a P-Patch managed by Seattle Department of Neighborhoods.  They will be interviewing two key volunteers about the history of Interbay, its development, the community it has created and about the gardeners who are devoted to community gardening.  The gardening/eco-friendly living TV series will begin airing nationally on May 15; the Interbay segment will air in the fall.