potassium Fertiliser Aquarium 236 ml - Plants K Macronutrient Feed plant fertiliser, feed, macronutrient, liquid, phosphate-free, nitrate-free, against deficiency, freshwater

Potassium fertiliser for aquatic plants – ARKA Plants K supports lush plant growth and helps prevent potassium deficiency. For all types of aquatic plants in the freshwater aquarium, including aquascaping. Strong roots and healthy shoots – Promotes strong roots, stable leaf development and plant shoots. Yellowing leaves or dying plants are usually a sign of potassium deficiency in the aquarium. 236 ml bottle – 236 ml is the flexible medium size for aquarists with medium planted aquariums, where you want to add potassium regularly and precisely, with plenty of range and good value. Nitrate-free, phosphate-free, easy to dose – 1 ml per 100 litres of water raises the potassium level by about 1 mg/l, optimal is 5–10 mg/l. Shake well before use. Free of nitrate and phosphate. Combines with the fertiliser range – For maximum plant growth together with other ARKA fertilisers. 10.01 % potassium (K) water-soluble. Only for fertilising ornamental plants in aquariums, do not drink.