Red Sea RCP Corraline Gro Supplement 16.9-oz
Red Sea RCP Corraline Gro Supplement 16.9-oz
Key Benefits
- Boosts purple coralline algae growth
- Enhances natural coral coloration
- Supports stable aquarium environment
- Enriched with buffers & trace elements
- Reduces unwanted algae through coverage

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Frequently Bought Together
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Description
Description
KH Coralline Gro is a specially formulated trace element and buffer complex designed to encourage the growth and healthy development of coralline algae. Red Sea Products is unique blend contains carefully balanced buffers, potassium, and trace elements such as iron, mixed in the exact proportions required by lime algae for optimal absorption and utilization. By supplying these essential components, KH Coralline Gro not only supports algae growth but also helps maintain stable water chemistry within the aquarium.
During the setup of a new tank, KH Coralline Gro serves as the recommended substitute for Reef Foundation B (buffer), making it an ideal foundation supplement. It is aquarium water treatments are equally suitable as the primary buffer for fish-only aquariums or tanks that primarily contain soft corals, where stable alkalinity is crucial but heavy supplementation is not yet required.
Key Benefits
- Promotes the growth and development of purple coralline algae and other calcareous macroalgae in marine reef aquariums.
- Enhances natural coral coloration and vibrant reef surface coverage.
- Helps establish and maintain a stable biological environment in fish-only or soft coral aquarium systems.
- Provides a complex blend of carbonate buffers, potassium, and trace elements formulated specifically for coralline algae needs.
- Improves competitive surface coverage by beneficial algae, reducing nuisance algae growth.
Attributes OR Specification
Attributes OR Specification
Product Type
Complex blend of carbonate buffers, potassium, and trace elements (such as iron)
Marine aquariums, especially fish-only or soft coral systems, to promote coralline algae growth
safety and precautions
safety and precautions
- Causes serious eye irritation (H319).
- Keep out of reach of children
- Wear protective gloves and eye protection when handling.
- Avoid direct skin and eye contact; in case of contact, rinse thoroughly with water.
- Use in well-ventilated areas.
- Store in a cool, dry place away from incompatible substances.
- Follow all label and material safety data sheet instructions.
Direction
Direction
- Shake well before use.
- Estimate total aquarium volume (excluding live rock) for accurate dosing.
- Dose according to alkalinity levels, monitoring with a high-resolution KH/alkalinity test kit.
- Add supplement slowly in areas with high water flow or to the sump to avoid direct coral contact.
- Avoid daily alkalinity increases of more than 0.5 meq/L (1.4 dKH) to prevent coral stress.
- Test alkalinity regularly and adjust dosing accordingly.





