Rhododendron hybridum hot

Rhododendron 'Hot Series'

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Compact evergreen shrub with vibrant spring blooms. Prefers acidic peat and partial shade. Sensitive to hard water, thrives in temperate climates.
yard Outdoor plants wb_sunny Half-shade pets Not pet-safe
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Plant Details

Common Name Rhododendron 'Hot Series'
Family Ericaceae
Genus Rhododendron
Species Hybridum
Variety Hot Series
Origin Europe/Asia Hybrids
Blooming Spring to early summer with clusters of colorful flowers
Leaf Color Dark green, glossy
Sunlight Half-shade
Category Outdoor plants
Pet Friendly close No
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Care & Maintenance

terrain
Soil

Acidic peat-based mix with perlite, pH 4.5-6.0, never alkaline or heavy clay

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Watering

Keep soil consistently moist but not waterlogged. Use rainwater or soft water to prevent chlorosis

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Sunlight & Care

Partial shade preferred, avoid harsh afternoon sun to prevent leaf scorching

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Fertilization

Apply acidic azalea/rhododendron fertilizer in early spring and after flowering

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Pruning

Light pruning immediately after bloom to maintain shape, remove dead wood

Pest Control Aphid Rhododendron Borer Scale Insect Spider Mite

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 3 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
41° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
600 – 10000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
500 – 2000
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 70%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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