- Alkalinity: 7-9 dKH - Calcium: 380-420 ppm - pH: 8.0-8.3 - Temperature: 75-80°F - Easy to Moderate to keep - Description: Frammer corals, a cross between Frogspawn and Hammer corals, are stunning and unique LPS corals that combine characteristics of both parent corals. They display long tentacles with hammer-shaped tips and thrive in a variety of tank conditions. Their hardy nature makes them suitable for aquarists of all skill levels.