Thunbergia grandiflora

Blue Sky Vine

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Vigorous climbing vine with large sky-blue flowers and heart-shaped leaves, native to India and Southeast Asia.
yard Outdoor plants wb_sunny Half-shade / Sun pets Pet Friendly
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
Merchant Pot Size Availability Price
Amazon.com 3-4 in In Stock $30.99 Buy
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Plant Details

Common Name Blue Sky Vine
Family Acanthaceae
Genus Thunbergia
Species Grandiflora
Origin India, Southeast Asia
Blooming Summer to Autumn, occasionally year-round indoors
Leaf Color Deep green
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

terrain
Soil

Well-draining loamy soil enriched with organic compost or peat moss

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Watering

Keep soil consistently moist during growth, reduce in winter. High ambient humidity preferred.

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Sunlight & Care

Requires bright light for flowering; tolerates full sun outdoors or strong indirect light indoors

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Fertilization

Apply balanced liquid fertilizer every 2 weeks from spring to early autumn

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Pruning

Prune heavily after flowering or in late winter to manage size and encourage bushiness

Pest Control Aphid Scale Insect Spider Mite 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 6 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

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Temperature
50° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1000 – 25000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
150 – 450
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
20% – 70%
% 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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Common Problems

Something wrong with your Thunbergia grandiflora? Select a symptom to diagnose and fix the issue.

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