General Hydroponics · size not parsed · json
Lowest price seen: $18.89 at amazon (size not parsed, so no unit price)
| retailer | price | per unit | seller | stock | shipping | observed |
|---|---|---|---|---|---|---|
| amazon | $18.89 | in stock | FREE delivery | 2026-10-10 08:00 |
| concentration_claim | Unspecified |