Otherwise, rhododendrons require very little pruning unless branches are dead or injured. If you have older shrubs that have ...

Feed your rhododendron only once per year in the spring, just as color is beginning to show on the buds, with an organic fertilizer for acid-loving plants such as 4-3-4. Apply 1 cup for every foot ...

The candy-colored blooms profusely dot the landscape each spring on well-fertilized shrubs. Learn the best times and proper techniques for fertilizing azaleas for healthy growth and vibrant blooms.

There are many kinds of natural fertilizers available that contain seaweed extract and  kelp meal, which are full of micronutrients like boron, zinc, manganese, copper and molybdenum.