Thunbergia alata 'Susie Yellow with Black Eye'
Black-eyed Susan (Thunbergia alata 'Susie Yellow with Black Eye') is a showy and easy-to-grow annual native to tropical Africa. Featuring bright yellow, orange, and white blooms with a black center eye, this plant adds vibrant color to summer and fall gardens. Blooming from early summer to late fall, it is perfect for filling in areas of a garden or along a fence. Its hardy vine-like nature makes it an excellent choice for trellises and other structures. An excellent choice for both borders and containers, Black-eyed Susan offers seasonal color and a long blooming season.
Sunlight
Partial Shade
Water Needs
medium
Green areas show climates worldwide where this plant can grow.
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Water Every
"2-3" days
Sun Needs
partial-shade
Growth
High
Care Level
Moderate
💧 Water every "2-3" days
Seasonal Adjustments
Adjust watering frequency based on temperature, humidity, and season. Water more frequently in summer and less in winter.
Pro Tip: Check soil moisture before watering. Stick your finger 1-2 inches into the soil—if it's dry, it's time to water!
Start seeds indoors 6-8 weeks before last frost date
Take 4-6" cuttings in spring, root in water or moist soil
Take 4-6" cuttings in spring, root in water or moist soil
Good For:
Consider Carefully:
Enjoys dappled or limited direct sun—about 2–4 hours of morning or late afternoon light and protection during peak midday sun.
Keep soil consistently moist but not waterlogged. Water when top inch of soil is dry.
Plant in early spring or fall for best results. Blooms in summer.