Coral Care & Reef Tips

Chalice Coral Care: Lighting, Feeding and Color

How to care for chalice corals: lighting, flow, placement, feeding, color and warning signs.

How to Feed Your Corals

Coral feeding made simple: which corals need food, what to feed, timing, and how to avoid overfeeding.

Hammer Coral Care Guide

How to care for hammer corals: lighting, flow, spacing, water parameters, feeding and warning signs.

Why Is My Coral Closed Up? 8 Common Causes

Coral not opening? Check these 8 common causes, from new-tank stress and lighting to flow, water swings and pests, with a fix for each.

Best Beginner Corals for a New Reef Tank

The easiest corals for a new reef tank: mushrooms, zoanthids, leathers and hammers, plus the tank conditions they need to thrive.