RHODODENDRON 'Horizon Monarch'

Red in bud opening yellow with small red flares

Pot size - 1.5 to 2 Litre - Click to view photo

Delivery Normally 3 - 5 days

Click & Collect Ready in 3 - 5 days

£24.00 each

MULTIBUY SAVING

Any 3+ £22.00 each

also Large

Pot size - 5 Litre - Click to view photo

Availability Estimated availability autumn 2026 Any time SEPT-DEC

£45.00 each

Full Plant Details - Sun/Soil & other attributes

Flowering

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Jan

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Feb

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Mar

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Apr

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May

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Jun

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Jul

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Aug

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Sep

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Oct

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Nov

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Dec
Burncoose speciality
See Burncoose Speciality group for more details
Good to know
Shallow planting essential
Pests & Diseases
Vine weevils, scale insects, powdery mildew, bud blast, honey fungus
Place of origin
Garden origin. USA. EC Brockenbrough, Seattle
Rhododendrons
Rhododendron
Evergreen
Leathery, elliptic, dark green leaves to 18cm (7in) long.
Yellow
Red in bud opening pale yellow
Frost hardy (down to -5)
Entire
Oblanceolate
Height
2m (6½ft)
Spread
2m (6½ft)
Medium shrub
Typically grow to around 4-6 feet in height

Spreading habit. Produces openly funnel-shaped flowers to 10cm (4in) across in upright trusses of up to 15 flowers.
Pruning group 5
Suitable for: Evergreen shrubs that require minimal pruning.
Action: Trim or lightly cut back shoots that spoil symmetry. Deadhead regularly.
When: Annually after flowering.
Hardy - average winter
Hardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F)
Spring Seasonal Interest
Summer Seasonal Interest
Acid / ericaceous loving
Ideally pH 4.5-6.0
Fertile moist well-drained soil
Humus-rich
Neutral to acid soil
Partial shade
harmful if eaten
People and pets, i.e. cats, dogs, rabbits, rodents, tortoises
Rabbit Resistant