Sea Urchin Cactus (Coryphantha Echinus) is a perennial cactus in the Cactaceae family with moderate care difficulty. It requires low watering and full sun light in USDA hardiness zones 7-10. This plant is safe for cats and dogs. It can be grown indoors.
Coryphantha echinus is a perennial cactus species known for its distinctive spiny appearance and yellow flowers.

Sea Urchin Cactus
Coryphantha Echinus
Coryphantha echinus is a perennial cactus species known for its distinctive spiny appearance and yellow flowers.
Quick Facts
Safety
Growing Conditions
Care Calendar
Monthly care tasks for Sea Urchin Cactus
Expert Care Tips
Pro tips from botanists and plant experts
Watering Tip
Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.
Humidity Trick
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Growth Hack
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