This calculator will help you figure out how much fertilizer you need. Fill in one number and the other will be calculated.
Leave the number to be calculated blank.
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Due to concerns of the growing COVID-19 pandemic, our retail store is temporarily closed in order to protect our employees and community.
Ordering online and by phone are still available.
Residents of Lake and Mendocino counties will receive free shipping for most orders placed by phone or internet. See details.