Rhododendrons and azaleas are closely related. Rhododendrons have 10 or more stamens per lobe. Azaleas have only five. Most rhododendron are evergreen and azaleas are deciduous.
A synonym for azalea is rhododendron. However, the reverse is not true. All azaleas are rhododendrons, but not all rhododendrons are azaleas.
Rhododendrons might have the synonym "heaths" (the general family) or specifically "azaleas" (two subgenera of rhododendrons).
Azaleas belong to the Ericaceae family, which is a family of flowering plants that includes rhododendrons and blueberries.
Rhododendrons, azaleas, and camellias are all ericaceous.
J. Harold Clark has written: 'Growth and composition of the strawberry plant as affected by source of nitrogen and pH value of the nutrient medium' -- subject(s): Strawberries, Nutrition, Composition, Growth
Most rhododendrons and azaleas are killed by juglone, the toxic agent in black walnut. I know that a couple rhododendrons and azaleas are not killed. They include: Rhododendron periclymenoides Azalea 'Gibraltar' Azalea 'Balzac' Fortunately walnut leaves aren't nearly as big a problem as the roots and hulls. Conversely, some rhododendrons will kill plants planted near them. That is one thing that is so insidious about R. ponticum in England. The ponticum runs rampant and kills some of the native plants.
Plants that love coffee grounds as a natural fertilizer include acid-loving plants such as azaleas, rhododendrons, blueberries, and hydrangeas.
"Ericacea" refers to a family of flowering plants that includes species like heathers and rhododendrons. These plants typically have bell-shaped flowers and are known for their ability to thrive in acidic soils.
Miracle-Gro for Azaleas is specially formulated for acid-loving plants like azaleas, camellias, and rhododendrons. While it can be used on other plants, it may not provide ideal nutrition for plants that prefer neutral or alkaline soil conditions. It's best to use a fertilizer specifically designed for the needs of the plant you are trying to feed.
A balanced, time-release fertilizer for acid-loving woody plants describes the type of fertilizer to be used for laurel hedges. The woody plants in question (Lauraceae family) respond to the same fertilizers that grow azaleas and rhododendrons. A 10-10-10 NPK (nitrogen, phosphorus, potassium) fertilizer formulated for acid-lovers, azaleas, laurels and rhododendrons or the combination of loamy compost and organic mulch serve as examples.
The Forsythia flower, Lady ferns, Puffball mushroom, American Beech, Shagbark Hickory, Sycamore, Maple Tree, Huckleberries, Mountain Laurels, rhododendrons, azaleas and lichen.
Save your Miracid for acid loving plants like azaleas, rhododendrons, blueberries, strawberries and heathers. They need a PH of 5.5. Chrysanthemums only need PH 6.5.