[dropcap]F[/dropcap]or years now, the first thing my husband and I do when we move to a new location is put up a greenhouse. Actually, for the last two homes one of the main criteria when house-hunting was where a greenhouse could be placed.  For me this structure is not a luxury, but a necessity for many reasons from getting a jump on spring veggies to housing my collection of cacti that need protection from our occasional rain events.

Greenhouses don’t have to be fancy. You can frame ou...