Alternanthera ‘Brazilian Red Hots’ (a cultivar of Alternanthera dentata) is a striking foliage plant known for its vibrant red, pink, and purple leaves. It’s a tropical perennial often grown as an annual in cooler climates, prized for its bold color and heat tolerance.
Growing Conditions
| Factor | Requirements |
|---|---|
| Sunlight | Full sun (6+ hours) for best color; tolerates partial shade (but may turn greener). |
| Soil | Well-draining, fertile soil (pH 5.5–7.0). Avoid waterlogged conditions. |
| Watering | Keep soil moderately moist; drought-tolerant once established but thrives with consistent watering. |
| Temperature | Heat-loving (zones 9–11 as a perennial; grown as an annual elsewhere). Frost-sensitive (damaged below 50°F/10°C). |
| Fertilizer | Balanced liquid fertilizer every 4–6 weeks in growing season. |
Uses in Landscaping
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Mass plantings (creates a bold color block).
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Borders & edging (contrasts well with green or silver plants).
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Containers & hanging baskets (spills beautifully).
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Tropical & subtropical gardens (pairs well with coleus, sweet potato vine, or caladiums).
Maintenance Tips
✂ Pruning: Pinch back tips to encourage bushiness. Trim if leggy.
🌱 Propagation: Easily grown from stem cuttings (roots quickly in water or soil).
🐛 Pests: Watch for spider mites, aphids, whiteflies (treat with insecticidal soap).
⚠ Problems:
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Fading color → Needs more sun.
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Root rot → Improve drainage.
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Frost damage → Bring indoors or mulch in cool climates.
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