NETTLE MANURE "Plant Growth" Bag in box of 1.5L (liquid to be diluted) Plant growth activator. Nettle manure is a good activator of compost, a powerful fertilizer. It has virtues insect repellents and fungicides. Up to 15 liters of treatment. Why ? To boost growth and plant immune system. How? 'Or' What ? To dilute: 1L of decoction for 9L of water. For spraying or watering. Where ? Vegetable garden, hedge, flower bed.