Primula bulleyana

Bulley's Primrose

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Herbaceous perennial with wrinkled basal leaves and tall spikes of bright yellow flowers. Native to the mountains of Sichuan and Yunnan, thriving in cool, moist environments.
yard Outdoor plants wb_sunny Half-shade pets Not pet-safe
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Plant Details

Common Name Bulley's Primrose
Family Primulaceae
Genus Primula
Species Bulleyana
Origin China
Blooming Spring, occasionally winter in mild climates
Leaf Color Deep green, textured
Sunlight Half-shade
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Moist, well-draining soil rich in organic matter, slightly acidic pH preferred

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Watering

Keep consistently moist but not waterlogged. High humidity essential. Reduce watering during summer dormancy.

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Sunlight & Care

Bright indirect light, avoid direct midday sun. Prefers cool shaded environments to prevent scorching.

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Fertilization

Apply diluted liquid fertilizer monthly during active spring growth. Cease feeding after flowering finishes.

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Pruning

Remove spent flower stalks and yellowed basal leaves to maintain rosette health and prevent rot.

Pest Control Aphid Fungus Gnat Mealybug Slug Snail

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 5 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
60% – 90%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
800 – 4000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
150 – 600
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
40% – 70%
% volumetric
Water content in the growing medium
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Soil EC
350 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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