Pennington Azalea, Camellia, Rhododendron Plant Food is not labeled for use on roses. We suggest using Ferti-lome Rose & Flower Food with Systemic Insecticide instead. You will use about 2 oz (4 tbsp.) per plant.
According to the Pennington Azalea, Camellia, Rhododendron Plant Food manufacturer, you will use:
For Established Plants | For Potted Plants |
1-2 ft. high----------4 Tbs | 4" Pot---------------1/2 Tsp |
2-3 ft. high----------1/3 cup | 6" Pot---------------1 Tsp |
3-5 ft. high----------2/3 cup | 8" Pot---------------2 Tsp |
Over 5 ft. high-----1 cup | 10"-12" Pot--------1 Tbsp |