Aubrieta deltoidea

Rock cress

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Low-growing perennial known for vibrant purple blooms in spring. Excellent rock garden plant, forms dense mats of foliage and flowers.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Rock cress
Family Brassicaceae
Genus Aubrieta
Species Deltoidea
Variety x deltoidea
Origin Mediterranean Basin
Blooming Early spring, purple/pink/red flowers
Leaf Color Grey-green to dark green
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-draining, gritty alkaline or neutral soil; avoid heavy clay

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Watering

Drought tolerant once established; water moderately during growth, reduce significantly in summer dormancy and winter

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Sunlight & Care

Full sun required for best flowering, tolerates light shade in hot climates

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Fertilization

Low nutrient needs; apply slow-release fertilizer after blooming only to maintain foliage vigor

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Pruning

Shear back by one-third immediately after flowering to prevent legginess and encourage compact growth

Pest Control Aphid Cabbage Looper 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 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
14° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
20% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 60000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
2000 – 4500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
10% – 40%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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