It seldom needs cleaning, surprisingly (I measure the outflow for a decrease in throughput), but I have yet to go a full season with it, so we'll see.
Mid-Columbia Gardens Geodesic Greenhouse
Years ago my mother used to say to me, she'd say, "In this world, Elwood, you must be" - she always called me Elwood - "In this world, Elwood, you must be oh so smart or oh so pleasant." Well, for years I was smart. I recommend pleasant. You may quote me.
