I made a few adjustments to this great cold frame/greenhouse DIY: 1) flip the box upside down and use it as a cloche to cover the plants so the clear part is on top. 2) use the lid as the base & line it w/ black plastic/paper to absorb more heat from the sun. 3) use biodegradable 4oz espresso cups (google to buy) for seeds. To transplant seedlings, cut bottom off cup, place in the ground - updates & new projects at the 2 DIY Board, https://www.pinterest.com/mclovebuddy/2-diy-garden-outdoors/
See our ingenious pruning method for growing an orchard in a small backyard. Shown: Kept small with timed pruning, this 'Fuji' apple tree stands about 4 feet high and wide and produces an ample crop of full-size fruits.
Concept: putting a vine, eg passion fruit, choko, etc over the garden shed to cool it in summer and make use of the vertical space for food production, plus it looks more appealing. Could even grow different vines at same time to add greater visual and food interest. Plus, Great book, apparently ;-). All you need to know about how to build your own little green roof on a shed or outbuilding.
We all like to get free plants. And self-seeders produce new plants for us every year. They are ideal if you want a fuss-free garden, because they require little intervention. Left to bloom and set seed, these prolific varieties will soon fill every available patch in the garden. Here are my top 10 self-seeding plants. 1 Papaver