- Alkalinity: 7-9 dKH - Calcium: 400-450 ppm - pH: 8.0-8.3 - Temperature: 75-79°F - Moderate care level - Description: Pectinia corals exhibit a unique plate-like growth pattern with a variety of colors. They prefer moderate to high lighting, stable water parameters, and gentle to moderate flow. Recommended for hobbyists seeking a striking addition to their reef tank.