Primula poissonii

Poisson's Primrose

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A compact cool-climate perennial prized for its vibrant rosette leaves and colorful flowers. Thrives in moist, shaded environments during spring or winter indoors.
yard Outdoor plants wb_sunny Shade pets Not pet-safe
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Plant Details

Common Name Poisson's Primrose
Family Primulaceae
Genus Primula
Species Poissonii
Origin China / Himalayas
Blooming Spring / Winter depending on cultivation, often short-lived indoor display
Leaf Color Deep green with greyish bloom
Sunlight Shade
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Peat-based potting mix with perlite for drainage. Keep consistently moist.

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Watering

Water regularly to keep soil moist but not waterlogged. Reduce watering after flowering.

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Sunlight & Care

Bright indirect light only. Avoid direct midday sun which scorches foliage.

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Fertilization

Apply weak liquid fertilizer every 2 weeks during active growth (Spring/Summer).

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Pruning

Remove spent flowers and yellow leaves promptly to maintain plant health.

Pest Control Aphid Fungus Gnat Mealybug 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 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
50° – 75°
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)
800 – 5000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
50 – 150
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 65%
% volumetric
Water content in the growing medium
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Soil EC
400 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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