Name: Sandy B. Ford River Twp, Michigan UP (Zone 4b) (Zone 4b-maybe 5a)
That's an interesting question, Bob - I don't know the answer, but hopefully someone else with more knowledge about it will see your post soon! What kind of plants do you have in your GH?
“Think occasionally of the suffering of which you spare yourself the sight." ~ Albert Schweitzer C/F temp conversion
