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Gelsemium sempervirens
filter_vintage Loganiaceae Plants yard Outdoor plants

Gelsemium sempervirens

Yellow Jessamine

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Evergreen climbing vine with fragrant yellow trumpet flowers, native to SE USA. Highly toxic if ingested. Requires bright light and support.
yard Outdoor plants wb_sunny Sun pets Not pet-safe
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
Merchant Pot Size Availability Price
Amazon.com - In Stock $27.97 Buy
Amazon.com - In Stock $35.95 Buy
Merchant Pot Size Availability Price
Amazon.com 3-4 in In Stock $37.99 Buy
Merchant Pot Size Availability Price
Amazon.com 7-8 in Out of Stock $15.99 Buy
Amazon.com 7-8 in Out of Stock $49.97 Buy
info

Plant Details

Common Name Yellow Jessamine
Family Loganiaceae
Genus Gelsemium
Species Sempervirens
Origin Southeastern United States
Blooming Late winter to spring, fragrant yellow flowers appear in clusters
Leaf Color Glossy dark green
Sunlight Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Rich, well-draining loamy soil with organic matter; pH 6.0-7.5

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Watering

Keep soil moist but not waterlogged during growing season; reduce in dormancy

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Sunlight & Care

Full sun outdoors for best blooms; bright indirect light indoors during winter

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Fertilization

Balanced liquid fertilizer every 4 weeks from spring to early autumn

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Pruning

Prune after flowering to shape and remove dead wood or overgrowth

Pest Control Aphid Scale Insect Spider Mite

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
45° – 90°
Fahrenheit
Ideal ambient air temperature range for healthy growth
water_drop
Humidity
40% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
2500 – 20000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1800 – 3500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
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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