All New Plus Version Now Includes 8 seperate species of Coralline Algae Colonies and a brush to remove spores attached to the bottles inner walls. Upgraded Formulation Now Includes 1 Additional Species of Live Coralline Algae, All Epiphytic Strains that deter Nuisance Algae. The Fastest Way to Add Vibrant Hues of Purple Lavender and Violet Colors to Your Saltwater Aquarium Reef Tank. The Only Product that Contains Live Coralline Algae Spores, Not Just Calcium and Magnessium Like Algae Accelerators. Includes Live Nitrifying Bacteria that will Rapidly Establish New Tanks and Improve the Biome in Existing Aquariums.

Concentrated Boron solution that improves coralline growth red coloration in Zooxanthellate. Improves color intensity of coral tissue through incorporation into red phytopigments. Promotes increased growth rates of coralline algae and skeletal growth in corals. ACS-Reagant grade active ingredients unlike competing boron supplements. Made in the USA.

HARPERCOLLINS.