Among self-watering containers the EarthBox Original is the gold standard, and it suits balcony, patio and indoor-outdoor gardeners who can't water daily. Sub-irrigation from a 3-gallon reservoir buys 3-7 days of vacation reliability. Capacity is the obvious trade-off, since 2 cubic feet won't replace a real raised bed. For what it does, nothing else on this list comes close.
- — Includes everything to start: aeration screen, fill tube, fertilizer, dolomite, mulch covers
- — USDA-tested for self-watering yield gains versus traditional in-ground gardening
- — BPA-free, food-safe, UV-stabilized plastic with 15-plus year documented service life
- — Only 2 cubic feet of soil capacity; not a substitute for a full raised bed
- — Optional caster bases sold separately for mobility