Leontopodium alpinum

Edelweiss

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Compact perennial herb with white woolly leaves and star-shaped flower heads. Iconic symbol of the Alps, adapted to harsh high-altitude conditions.
yard Outdoor plants wb_sunny Sun pets Pet Friendly
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Plant Details

Common Name Edelweiss
Family Asteraceae
Genus Leontopodium
Species Alpinum
Origin European Alps
Blooming Summer flowering, white to cream star-shaped heads with woolly bracts.
Leaf Color Grey-green with white woolly hairs (tomentum)
Sunlight Sun
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

terrain
Soil

Rocky, well-draining alkaline soil, mix of sand and limestone

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Watering

Moderate during establishment, drought tolerant once mature; avoid waterlogging

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Sunlight & Care

Full sun required for compact growth; high UV tolerance essential

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Fertilization

Low nutrient requirements, minimal feeding in spring only

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Pruning

Deadhead after flowering to encourage rosette regrowth

Pest Control Aphid Beetle Caterpillar

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° – 75°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
30% – 60%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1000 – 30000
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
10% – 45%
% volumetric
Water content in the growing medium
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Soil EC
200 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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