NuMix 12-5-16 Hydrangeas, Azeleas, Rhododendrons & Acid Loving Plants Fertilizer is enriched with sulfur and iron to strengthen foliage and promote flowering. This product may be applied in early spring and then repeated once a month. Do not fertilize after the month of July. Classification Fertilizers Sizes 2kg The heights & zones are guidelines only. Roses & fruit trees grow differently in different zones, and require proper winter protection accordingly.
