Caulerpa mexicana

Caulerpa mexicana (Mexican Fern)
Mexican Fern (Caulerpa mexicana) is a lush green macroalgae with delicate, fern-like fronds that bring a natural, tropical feel to your aquarium. It’s an extremely fast grower, making it an excellent choice for nutrient export and quick tank fill-in. Like most Caulerpa species, it can become invasive if left unchecked, so regular trimming is recommended to keep it contained and healthy.

Care Guide:

• Light: Moderate to high

• Flow: Gentle to medium

• Placement: Rockwork or substrate in macroalgae-specific tanks

• Experience Level: Beginner-friendly (with regular maintenance)

• Growth Rate: Very fast grower

• Benefits: Rapid nutrient export, hardy and adaptable, adds natural fern-like texture

• Portion Size: Small clump or runner section per order

⚠️ Important Notes:

• May become invasive—requires frequent trimming to prevent overgrowth.

• Due to state regulations, Caulerpa mexicana cannot be shipped to California.