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🌿 Elevate your aquarium’s green game — don’t let your plants settle for less!
Seachem Flourish Potassium is a high-concentration potassium supplement (50,000 mg/L) designed specifically for freshwater planted aquariums. It contains no phosphates or nitrates, ensuring plants receive pure potassium without encouraging algae growth. The product features precise dosing instructions (5 mL per 125 L raises potassium by 2 mg/L) to prevent nutrient deficiencies and promote robust plant health. Ideal for use alongside the full Flourish line, it supports rapid, healthy plant growth and is trusted by aquarists worldwide.

| ASIN | B0002APILO |
| ASIN | B0002APILO |
| Allergen Information | Yam Free |
| Best Sellers Rank | #15,705 in Pet Supplies ( See Top 100 in Pet Supplies ) #126 in Aquarium Water Treatments |
| Brand Name | Seachem |
| Customer Reviews | 4.8 4.8 out of 5 stars (3,046) |
| Date First Available | October 2, 2001 |
| Department | Unisex-Adult |
| Global Trade Identification Number | 00000116046305 |
| Included Components | Seachem Flourish Potassium 500ml |
| Is Discontinued By Manufacturer | No |
| Item Form | Liquid |
| Item Type Name | Seachem Flourish Potassium 500ml |
| Item Weight | 265 Grams |
| Item model number | 463 |
| Liquid Volume | 500 Milliliters |
| Manufacturer | Seachem Laboratories, Inc. |
| Manufacturer | Seachem Laboratories, Inc. |
| Manufacturer Part Number | 463 |
| Model Number | 463 |
| Product Dimensions | 7.6 x 1.5 x 1.5 inches; 9.35 ounces |
| Target Species | Aquatic plants |
| UPC | 000116046305 |
| Unit Count | 1 Count |
| Warranty Description | Warranty |
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