Rhododendron ponticum

Pontic Rhododendron

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Evergreen shrub with glossy dark leaves and purple-pink bell-shaped flowers. Requires acidic soil, partial shade, and consistent moisture. Toxic to pets.
yard Outdoor plants wb_sunny Half-shade pets Not pet-safe
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Plant Details

Common Name Pontic Rhododendron
Family Ericaceae
Genus Rhododendron
Species Ponticum
Origin Mediterranean Basin, Turkey
Blooming Spring, large trusses of bell-shaped flowers
Leaf Color Dark glossy green
Sunlight Half-shade
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

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Soil

Acidic ericaceous compost, high peat content with excellent drainage; avoid lime/calcareous soils.

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Watering

Keep soil consistently moist but not waterlogged. Use rainwater to maintain acidity and prevent leaf burn.

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Sunlight & Care

Prefers partial shade or dappled sunlight; avoid scorching midday sun which scorches leaves.

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Fertilization

Apply specialized ericaceous fertilizer in early spring only; do not overfeed or fertilize during dormancy.

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Pruning

Prune lightly after flowering to shape; remove dead wood immediately if spotted.

Pest Control Aphid Lace Bug Leaf Miner 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° – 77°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 75%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
800 – 8000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
2 – 15
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
30% – 65%
% 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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