- Nguồn: [Ebook] The Houseplant Handbook: Basic Growing Techniques and a Directory of 300 Everyday Houseplants – David Squire
- Biên tập: Dũng Cá Xinh (Tháng 02/2022)
- Dịch: Team Codai.net
English
Compass Barrel Cactus: Ferocactus acanthodes
Sometimes known as Ferocactus cylindraceus, this well-armed desert cactus has a spherical body, becoming elongated with age, with up to 23 ribs on its glaucous green body. Spines grow from raised gray, woolly areoles. The center spine of each group is long, red, and hooked. Yellow flowers, about 2in (5cm) long, only appear on mature plants.
Height: 12–18in (30–45cm), sometimes 3ft (90cm) in a conservatory |
Spread: 4–6in (10–15cm) |
Winter: 41–45°F (5–7°C). Full sun |
Summer: 50–70°F (10–21°C). Full sun, or direct light without full sun |
Care: In winter, keep compost dry; in summer, water more frequently and feed every 2 weeks with weak liquid fertilizer. |
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Propagation: Sow seeds in spring and place in 75°F (24°C). |
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