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Holden's Solar Flare Rhododendron

Availability : Sold Out
$64.49
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Light Needs

Light Needs

Full Shade to Partial Shade
(0 - 4 Hours Of Direct Sunlight)
Mature Height

Mature Height

3 - 4 Feet
Mature Spread

Mature Spread

3 - 4 Feet
Growing Zones

Growing Zones

5 to 9

Holden's Solar Flare Rhododendron delights the eye with eye-catching yellow blooms set against glossy dark green leaves. The red-tinged buds open to creamy, lightly golden petals highlighted by a subtle crimson throat, creating a playful contrast. This compact shrub reaches around three to four feet tall and wide, making it handy for smaller landscapes, foundation beds, or statement containers. Unlike many other rhododendrons, it offers an extended display, with richly colored buds that remain ornamental even before they fully open. 

In addition to its unforgettable blooms, Holden's Solar Flare stays a manageable size, thriving in partial shade and acidic, well-draining soil. Its foliage remains evergreen, ensuring off-season appeal. Bred in northern Ohio, this rhododendron promises durability and rarely develops any pest or disease issues. Plus, it welcomes local pollinators that feast on its nectar-rich blossoms. Use it to bring layering interest to woodland gardens, line a walkway with pretty spring displays, or accent patio containers with cheerful color and texture.

Holden's Solar Flare Rhododendron Care

Plant this rhododendron in a spot with dappled morning sun and protection from harsh afternoon rays. Keep the soil consistently moist yet never waterlogged, adding a thick layer of organic mulch to help retain moisture. A slightly acidic soil, typically in the range of pH 5.0 to 6.0, is recommended for vigorous growth. Lightly fertilize in early spring with a formulation suitable for acid-loving species, following the manufacturer’s directions. Regular inspection ensures quick response to any pests or minor issues, although this hardy shrub typically remains trouble-free.

When it comes to pruning, Holden's Solar Flare rarely needs drastic shaping. If spent blooms remain, removing them after flowering helps direct energy back into the foliage and next year’s buds. In containers, light thinning of older or damaged branches each year keeps the shrub looking tidy, and covering the root zone with mulch or wrapping containers during icy conditions can protect against winter damage.

Holden's Solar Flare Rhododendron Spacing

For mass plantings or informal hedges, place these rhododendrons about three feet apart. This spacing allows their rounded shapes to fill in neatly without crowding. For single accents or container growth, choose pots several inches wider than the root ball, allowing ample room for root expansion and ensuring continued health and vigor.


Holden's Solar Flare Rhododendron Information

USDA Hardiness Zones: 5 - 9
Plant Type:
Light Exposure: Full Shade to Partial Shade (0 - 4 Hours Of Direct Sunlight)
Mature Height: 3 - 4 Feet
Mature Spread: 3 - 4 Feet
Spacing: 3 - 4 Feet
Habit: Mounded
Flower Color(s): Orange, Yellow
Flower Description: Orange, Yellow
Bloom Period: Late Spring
Foliage Type: Evergreen
Foliage Color(s): Green
Foliage Description: dark green
Seasonal Interest: Spring Flowering, Fall Interest, 3 Season Interest
Watering: Moderate,High water needs
Resists: Deer, Rabbit
Tolerates: Heat
Attracts: Bees, Birds, Butterflies
Container Role: Thriller
Uses: Borders, Combinations, Containers, Hedges & Privacy, Mass Planting, Specimen or Focal Point, Sensory Gardens, Wildlife Gardens
Features: Attracts Pollinators, Deadheading Not Necessary, Foliage Interest, Low Maintenance, Native to North America
Brand:
Common Name: Holden's Solar Flare Rhododendron
Other Name(s): Rhododendron 'Solar Flare
Scientific Name: Rhododendron 'Holden's Solar Flare'
SKU:
1231007221-pc
Container Sizes

Please Note: The pictures below are to give a general representation of the different container sizes. The actual size/ages of plants are estimates and will vary based on type of plant, time of year, last pruning & many other factors.

Quart Pot
Quart Pot

Also Known As:
Quart

Plant Age:
~ 6 months - 1 year

Plant Size:
~ 4"-8"

Pot Size:
~ 4.75"H x 4.5"W

Volume:
1.50 quarts

2.5 Quart
2.5 Quart

Also Known As:
2.5 Quart Pot

Plant Age:
~ 1 - 2 years old

Plant Size:
~ 8"-12"

Pot Size:
~ 6.5"H x 6.5"W

Volume:
2.20-2.30 quarts

#1 Pot
#1 Pot

Also Known As:
#1 Container
1 Gallon

Plant Age:
~ 1 - 2 years old

Plant Size:
~ 10"-14"

Pot Size:
~ 7"H x 7.75"W

Volume:
2.26-3.73 quarts

#2 Pot
#2 Pot

Also Known As:
#2 Container
2 Gallon

Plant Age:
~ 1.5 - 3 years old

Plant Size:
~ 12"-18"

Pot Size:
~ 9.5"H x 9.5"W

Volume:
1.19-1.76 gallons

#3 Pot
#3 Pot
>

Also Known As:
#3 Container
3 Gallon

Plant Age:
~ 2 - 4 years old

Plant Size:
~ 12"-30"

Pot Size:
~9.5"H x 11"W

Volume:
2.32-2.76 gallons

#5 Pot
#5 Pot

Also Known As:
#5 Container
5 Gallon

Plant Age:
~3-4 years old

Plant Size:
~ 20" - 60"

Pot Size:
~11" H x 10 1/2” W

Volume:
3.5 - 4 gallons

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Plant Shipping
Pre-Ordered Plants

Pre-ordered plants are scheduled to ship in Spring 2025. We carefully plan our shipping dates based on your USDA Plant Hardiness Zone to ensure optimal planting conditions upon arrival. Want it sooner/later? Reach out, and we'll try our best to accommodate.

Estimated Spring Shipping Schedule

Estimated ship week for pre-ordered plants will ship based on growing zones as shown below.

Growing Zone Estimated Ship Week
Zone 10March 24th
Zone 9March 31st
Zone 8April 7th
Zone 7April 14th
Zone 6bApril 21st
Zone 6aApril 28th
Zone 5bMay 5th
Zone 5aMay 12th
Zone 4May 19th
Zone 3May 26th

Note: These are only estimated ship dates. Plants may ship out later depending on weather & growing conditions of the plant.

Note: Only plants indicated as pre-order will ship as shown above. All other plants and hard goods will ship as normal.

Plants Shipping Now

Plants that are currently in stock typically ship within 2-7 business days after your order is placed.