... UV Twin-wall Small Polycarbonate Hobby Greenhouse for Yard The Hobby Greenhouse is ideal for those just ... Greenhouse is easy to move and relocate within your yard, so you can set it right over your ... sliding double — Slide the doors partially open for extra ventilation. What's more, it can open for access ... concrete•Different size to satisfy your garden and yard•Only requires about 3-4 hours for 3 ...