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Nicotiana

Nicotiana alata

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Nicotiana is a tender annual flowering plant prized for its fragrant tubular flowers that open in the evening and release sweet perfume. The plants grow 1–4 feet tall depending on variety, with soft green foliage and blooms in white, pink, red, or purple. They are excellent for cottage gardens, borders, and cut-flower arrangements.

Nicotiana

Common Problems

Select the problem your Nicotiana is experiencing to get a treatment guide.

Care Guide

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Light
Full sun to part shade; prefers 6+ hours of direct sunlight daily for best flowering
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Water
Keep soil consistently moist but not waterlogged; water at the base to avoid wetting foliage
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Soil
Well-draining, fertile soil rich in organic matter; pH 6.0–7.0
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Fertiliser
Apply balanced fertilizer (10-10-10) every 3–4 weeks or use slow-release granules at planting
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Temperature
Prefers warm conditions; optimal range 65–80°F; frost-sensitive
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Humidity
Average humidity; good air circulation reduces fungal issues

Toxicity

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All parts contain alkaloids and are toxic if ingested; can cause gastrointestinal upset and neurological effects

Common Diseases

Common Pests

Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.

Nicotiana Care Guide — Nicotiana alata | GreenScout