Lycianthes rantonnetii

Blue Potato Bush

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Vibrant evergreen shrub with striking blue-violet flowers and yellow centers, prized for ornamental value in gardens or containers.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Blue Potato Bush
Family Solanaceae
Genus Lycianthes
Species Rantonnetii
Origin Argentina
Blooming Spring through Autumn, peaks in warmer months
Leaf Color Green with white variegation or solid green
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-draining potting mix with peat and perlite for optimal root aeration

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Watering

Keep soil consistently moist but not waterlogged during active growth; reduce significantly in winter dormancy

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Sunlight & Care

Bright indirect to full sun; protect from scorching afternoon heat in summer

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Fertilization

Balanced liquid fertilizer every two weeks during growing season (April-September)

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Pruning

Pinch back tips to encourage bushiness, remove spent flowers regularly to promote blooming

Pest Control Aphid Spider Mite Thrip Whitefly

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 7 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
54° – 90°
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)
3000 – 25000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1000 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 70%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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