Doff Multi-purpose feed Concentrate 1L £5.99 Out of stock SKU: 376 Category: Plant Fertilisers Concentrate multi-purpose feed Makes up to 466 Litres Easy to use Encourages heavy cropping NPK Fertiliser Solution 5-5-5 with micro-nutrients Related products Out of Stock DOFF PATH & PATIO WEEDKILLR RTU 1L £5.20 Read more Out of Stock Doff. Tomato Feed Concentrate. 2.5L £8.99 Read more