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Rock Flower Anemone (Phymanthus crucifer)

Find Rock Flower Anemone across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Rock Flower Anemone
Photo: (c) Rachel Andres-Beck, some rights reserved (CC BY-NC), uploaded by Rachel Andres-Beck · cc-by-nc
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Where to buy Rock Flower Anemone

ReefDock searches the following reef retailers for this invertebrate. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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  • Petco

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About Rock Flower Anemone

Rock flower anemones are typically 2–4 inches in diameter with a circular disc of short, thick tentacles that are often arranged in concentric rings. They display variable coloration including red, orange, yellow, green, or purple, often with contrasting tentacle tips or striped patterns.

Key facts

Notes
• Minimum 20 gallon tank with stable water parameters • Prefers moderate lighting (PAR 50–150) and moderate water flow • Temperature range 72–78 °F with pH 8.1–8.3 and salinity 1.023–1.026 • Can sting nearby corals; provide adequate space or use chemical barriers • Feeds on small fish, crustaceans, and meaty foods (silversides, mysis shrimp)
Care Level
Moderate
Min tank size
20 gallons
Category
Decorative
Max Size
3
Origin
Western Atlantic, including the Caribbean Sea and Gulf of Mexico, typically in shallow coral reef environments.
Type
Anemone
Compatibility
Generally peaceful but may sting nearby corals and fish. Best housed with larger, hardy tank mates that won't be stung or engulfed.
Diet Details
Carnivorous; feeds on small fish, crustaceans, and zooplankton. Benefits from regular target feeding of meaty foods like chopped shrimp or fish.
Appearance Description
Rock flower anemones are typically 2–4 inches in diameter with a circular disc of short, thick tentacles that are often arranged in concentric rings. They display variable coloration including red, orange, yellow, green, or purple, often with contrasting tentacle tips or striped patterns.
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.026
Family
Actiniidae

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log invertebrates, keep tank parameters organized, and maintain a complete livestock history. Log this invertebrate on Reef Trak.

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