Firestorm Rhododendron
Firestorm Rhododendron (Rhododendron x 'Firestorm')
Firestorm Rhododendron (Rhododendron x 'Firestorm') is a bold evergreen shrub admired for its vibrant red blooms and upright, mounded habit. This cultivar brings fiery spring color to shaded gardens while maintaining a tidy, reliable form throughout the year, making it a dynamic addition to both modern and traditional landscapes.
Distinctive Features
Reaching 4 to 6 feet tall and wide at maturity, Firestorm forms a dense, rounded shape with rich green foliage. In mid to late spring, it produces large, dome-shaped trusses of bright crimson red flowers, each with a slight ruffled edge and glossy texture. The saturated bloom color holds well in shade and makes a strong contrast against its dark evergreen leaves.
Growing Conditions
- Sun Exposure: Partial shade to filtered sun
- Soil Type: Moist, well-drained, humus-rich soil
- Soil pH: Acidic
- Water Needs: Moderate; prefers consistent moisture
- USDA Hardiness Zones: 5 to 8
Ideal Uses
- Focal point in shaded foundation beds or woodland borders
- Accent plant for seasonal color in mixed shrub beds
- Mass plantings for a bold spring display
- Pollinator-friendly gardens with spring bloom appeal
- Informal hedging or screening in semi-shaded areas
Low Maintenance Care
- Apply mulch annually to retain moisture and protect roots
- Water deeply during extended dry periods
- Prune lightly after bloom to maintain shape
- Fertilize with an acid-loving plant food in early spring
- Protect from harsh winter winds in exposed sites
Why Choose Firestorm Rhododendron
- Bright red blooms deliver striking spring impact
- Evergreen foliage provides year-round garden structure
- Compact size fits well in a variety of planting schemes
- Performs reliably in shaded or filtered sun conditions
- An eye-catching focal point with bold seasonal color
Firestorm Rhododendron adds intensity and elegance to the spring garden with its brilliant red blooms and evergreen presence�making it an excellent focal point for shaded beds and mixed borders alike.

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