CTO Acropora Humilis- AK Aurora Spire

Acropora Humilis- AK Aurora Spire: The Architect of the High-Energy Reef

For the reefer who demands more than just thin branches, the AK Aurora Spire is the ultimate acquisition. This is a premiere Acropora humilis, a species famous for inhabiting the most turbulent, wave-battered zones of the reef crest. The result is a coral with massive, thick, thumb-like branches that provide a sense of scale and power no other SPS can match.

The “Aurora” designation comes from its stunning color profile. A deep, saturated base that transitions into shimmering neon highlights at the tips. Under high-actinic lighting, the large, prominent corallites glow with a prehistoric intensity.

Why the AK Aurora Spire is a Powerhouse:

• • • Massive Structure: Features some of the thickest branches in the Acropora genus, making it highly resistant to accidental breakage and a favorite for large display tanks.

    • Large Polyp Presence: The corallites on the Humilis are exceptionally large and well-defined, giving the coral a rugged, “armored” texture.

    • Aurora Glow: Our ACROKINGDOM selection is chosen specifically for its ability to hold neon pigments even under the most intense lighting.

  • Cut to Order Fragments (CTO) typically measure around 1 to 1.5 inches. Please allow 1 to 2 weeks for healing before shipping!
  • Acropora thrives under stable water parameters. If you want to learn more about how we grow this coral, including water chemistry, light, and flow, please check out our All About Our Systems page.
  • Learn more about Coral Acclimation