Products
ZEROTOL (H) 2.5 GAL
ZERTOL
Use ZeroTol 2.0 Broad Spectrum Algaecide/Fungicide to control and suppress a broad spectrum of algae and fungi such as Phytophthora, Pythium, Rhizoctonia, Powdery Mildew, Xanthomonas, Botrytis, and Anthracnose in either a curative or preventive program. Applications include pot crops and bedding plants, nursery crops, plugs, cuttings, and cut flowers.
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Take a Balanced
Approach to
Growth
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.
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STAY EQUIPPED
Never stop learning. Access FREE continuing education courses from Harrell’s.
LET'S GROW
