Gardener's Supply Self-Watering Railing Planter
- Made for
- A flat wood railing made from 2x4 or 2x6 lumber.
- Drawbacks
- The maker lists only 3 1/2 and 5 1/2 in rail widths.
- If rain can reach it, you need a drill to open its drainage holes.
| Type | Railing planter |
|---|---|
| Where it goes |
|
| Good for | Not listed by the maker |
| Soil it holds | 5 gallons |
| Width | 26.5 inches |
| Depth | 11 inches |
| Height, fully grown | 9.5 inches |
| Fits railings | Not listed by the maker |
| Weight planted and watered, if listed | Not listed by the maker |
| Water reservoir | Yes |
| Drilling or plumbing | No drilling or plumbing |
| Good to know | Straddles flat wood railings made from 2x4 or 2x6 lumber (3 1/2 or 5 1/2 in wide) with no hardware. The maker lists only those two widths. Holds 20 quarts of mix over a 5-quart reservoir. If rain can reach it, you need a drill to open its drainage holes. Check your lease or building rules first. |
Where to buy
- Gardener's Supply$49.99 when we checked on Oct 23, 2026Check price at Gardener's Supply (opens in a new tab)
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What else you need
- 20 quarts of container mix, per the maker
- A drill, if rain can reach it, to open the drainage holes