If the reason for using containers is to expand the size of the garden rather than eventually to bring the plants indoors, then size and appearance is not a problem and the gardener can use fairly
large containers such as plastic trash cans, wooden boxes or barrels,
styrofoam picnic
coolers, and the
large plastic, fiber, or metal pots used by greenhouses for shrubs and trees.
Step 1 — Line inside of 36 - gallon tote with
Styrofoam insulation (or a
large cooler) Step 2 — Insert 18 - gallon container and fill bottom with straw (do not use hay) Step 3 — Cover 18 - gallon container with container top Step 4 — Add more
Styrofoam insulation over the top of 18 - gallon container Step 5 — Final Latching Cover