Thunbergia alata

Black-eyed Susan vine, Clockvine

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Twining vine with heart-shaped leaves and distinctive orange flowers featuring a dark central eye; popular for hanging baskets or trellises.
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 - Out of Stock $14.95 Buy
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Plant Details

Common Name Black-eyed Susan vine, Clockvine
Family Acanthaceae
Genus Thunbergia
Species Alata
Origin Southern Africa & Madagascar
Blooming Summer to Autumn (perennial), continuous in warm climates
Leaf Color Green, heart-shaped
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Well-draining potting mix with organic matter and perlite

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Watering

Keep soil moist but not waterlogged during active growth, reduce in winter

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Sunlight & Care

Bright indirect to direct sunlight; needs light for blooms

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Fertilization

Balanced liquid fertilizer every 2 weeks during growing season

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Pruning

Pinch tips to promote bushiness, trim after flowering

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 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

thermostat
Temperature
59° – 86°
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 – 35000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
2500 – 4500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
20% – 65%
% 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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Common Problems

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

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