DIY Trough Vegetable Garden Tutorial - made from galvanized water tank / trough. Drill holes in bottom. Layer the following, mesh liner (keeps soil from draining out), rocks or plastic bottles (create drainage space), top with soil.
"Forcing Tulip Bulbs, Reflects The Irony of Spring Semester Starting In January, The Middle Of California Winters
¿Cómo montar un huerto en casa? Buena infografía explicándolo