| Brand | Down to Earth |
|---|---|
| MPN | 19022 |
| Country/Region of Manufacture | United States |
| Dilution | Concentrate |
| Form | Powder |
| Indoor/Outdoor | Indoor & Outdoor |
| Organic | Yes |
| Packaging | Bag |
| Type | Fertilizer |
| UPC | 714360190225 |
Check the listing for details. Down to Earth Langbeinite 0-0-21.5 Solution Grade Fertilizer, 1lb. Condition: New. Listed at 16.80 USD. Langbeinite is a mineral that contains potassium (K), magnesium (Mg) and sulfur (S) – three of the essential nutrients that plants require to achieve optimum growth and reach their maximum potential.