Eustoma grandiflorum

Lisianthus

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Elegant perennial often grown as annual, featuring ruffled rose-like blooms in various colors and grey-green foliage. Popular ornamental for gardens or indoor cultivation.
yard Outdoor plants wb_sunny Sun pets Not pet-safe
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Plant Details

Common Name Lisianthus
Family Gentianaceae
Genus Eustoma
Species Grandiflorum
Origin North America
Blooming Rose-like flowers in spring and summer, highly valued for cut arrangements
Leaf Color Grey-green / Blue-green
Sunlight Sun
Category Outdoor plants
Pet Friendly close No
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Care & Maintenance

terrain
Soil

Rich, well-draining peat-based mix with perlite, pH neutral to slightly alkaline

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Watering

Keep soil consistently moist but never waterlogged; sensitive to root rot and drought stress

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Sunlight & Care

Bright indirect light or full sun in cooler climates; avoid intense midday heat indoors

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Fertilization

Apply balanced liquid fertilizer every 2 weeks during active growth period

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Pruning

Deadhead spent flowers to encourage continuous blooming; pinch tips for bushiness

Pest Control Aphid 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 4 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
55° – 82°
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 – 15000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1500 – 3000
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
25% – 65%
% volumetric
Water content in the growing medium
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Soil EC
350 – 2000
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Eustoma grandiflorum? Select a symptom to diagnose and fix the issue.

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