Effectively fights against moss. Periods of use: from February to May inclusive and from September to November inclusive. Made from a mixture of seaweed and comfrey extracts. Capacity: 1000 ml bottle. Contains seaweed and comfrey extracts. How to use: Shake before use. Product to be diluted. 1 cap = 10 ml. For 10 m², a dose of 40 to 45 ml/L of water in a watering can or sprayer to be applied every 15 days. Use from February to May and from September to November. Preventive intake is preferable for better results. Likely to stain tiles, tiles, or other surfaces. Do not use during frost. Characteristics: 2% total nitrogen (N), including 1.7% organic nitrogen, 5% potassium oxide (K20) soluble in water. pH: 3 to 5. To be used only when there is a recognized need. Do not exceed doses.