🌿 Astrophytum myriostigma 'Quadricostatum' 🌿 Astrophytum myriostigma 'Quadricostatum'

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Description

✨ Product Overview

Meet the 5-Rib Bishop's Cap Cactus — a stunning, geometrically perfect spineless succulent that’s a collector’s dream! ✨
This extraordinary cactus features a perfectly symmetrical, star-shaped body with exactly 5 broad, flat vertical ribs, creating a flawless 3D star silhouette when viewed from above. The deep, glossy green body is dotted with tiny, fuzzy white areoles along the rib edges, giving it a soft, frosted appearance with zero sharp spines. It grows extremely slowly into a compact, bonsai-like specimen, perfect for windowsills, desk displays, or as a statement focal point in any succulent arrangement. In spring, it blooms with large, showy yellow flowers with red centers, creating a breathtaking "sunburst" effect against its green star body. Every plant is a unique living artwork, with natural variations in rib symmetry and white spotting! 🌵
Feature Description
Botanical Name Astrophytum myriostigma f. quadricostatum
Common Name 5-Rib Bishop's Cap Cactus, 5-Pointed Star Cactus, Astrophytum
Family Cactaceae
Genus Astrophytum
Bloom Season Spring 🌸
Flower Color Large yellow blooms with bright red centers
Growth Habit Globular, spineless, extremely slow-growing
Growth Rate Extremely slow-growing
Mature Size Up to 10-15 cm tall, 8-12 cm wide
Hardiness Zone USDA 9a to 11b
Native Area Mexico (Central Highlands) — cultivated 4-rib mutation
Sun Exposure Full sun (6+ hrs.) / Bright indirect light
Dormancy Winter (cool, dry period) ❄️

💧 Care Guide (Beginner-Friendly!)

This ultra-rare, low-maintenance cactus is perfect for new plant parents and seasoned collectors:
  • ☀️ Sunlight: Thrives in bright, direct sun to maintain its compact shape and vibrant green color. Rotate the pot weekly for even growth.
  • 💦 Watering: Follow the "soak and dry" method. Water thoroughly only when the soil is completely dry (every 3-4 weeks in growing season). Keep completely dry in winter during dormancy to avoid root rot.
  • 🌡️ Temperature: Ideal growing temperature 18-30°C (64-86°F). Can tolerate short periods down to 5°C (41°F) when dry. Protect from frost!
  • 🪴 Soil: Use a very fast-draining cactus/succulent mix with high grit content (perlite, pumice, lava rock) for excellent aeration.
  • ⚠️ Special Note: 100% spineless! Safe for kids, pets, and anyone who hates pricks! The white spots are natural areoles, not pests.
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