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phosphorus and calcium
A mix of one part vermiculite
It eliminates deficiencies and harmful salt buildup
Root Riot Plant Starter replacement cubes are pre-moistened so they are ready to use right out of the bag
NPK RAW HUMIC 8 OZ MH phosphorus and calciumRAW Humic Acid contains 59% Humic Acids derived from Leonardite which is the most concentrated, water Soluble humic acid product on the market today. In nature, humic acid has a buffering effect on the pH of soils. It can raise the pH of acid soils and lower the pH of alkaline soils. RAW Humic Acid is also great for hydroponics applications, especially when added to RO filtered water. RAW Humic acid is a natural chelator and is a beneficial supplement
