SPECTRUM preemptively digests phosphorus and nitrogen found in lakes and ponds.
- Concentrated "function specific" formulation provides 10 to 15 times more activity than ordinary biologicals
- More effective at metabolizing phosphorus than ordinary biologicals
- Reduces the need for mechanical harvesting and algaecides
- Improves water clarity and quality by balancing the ecosystem
- Easy to use 1/2 pound water-soluble packets
- Can be integrated with chelated copper products and True Blue Lake and Pond Dye
Harrell's Balanced Approach is a scientifically supported, integrated, and proactive use of agronomic resources to maximize plant health and consistency.
SOIL
WATER
NUTRITION
PROTECTION
Don't grow it alone. Connect with Harrell's to harness the power of research, science, and support in ways you never thought possible.
In addition to being the nation’s largest distributor of branded fungicides, herbicides, and insecticides, Harrell’s produces custom-blended fertilizers, specialty liquids, and wetting agents. Additionally, Harrell’s is the exclusive US owner, formulator, and distributor of all POLYON® branded products.