I built this greenhouse this summer. Any tips short of a heater to keep it from freezing inside this winter? by Hak72 greenhouses 1 Comment knoft 2 years ago What zone? Adding thermal mass and horticultural or normal bubble wrap can help. Also, gorgeous greenhouse! Write A CommentYou must be logged in to post a comment.
knoft 2 years ago What zone? Adding thermal mass and horticultural or normal bubble wrap can help. Also, gorgeous greenhouse!
1 Comment
What zone? Adding thermal mass and horticultural or normal bubble wrap can help. Also, gorgeous greenhouse!