Johnny's Growing Guides
Take the guesswork out of planning, planting and growing with Johnny's web resources. We take pride in providing superior information to help you succeed whether you're a professional grower or just starting out. If you can't find what you're looking for on Johnny's website, or have a suggestion for a resource to add, let us know.
Download helpful product information files, manuals, charts, growing guides, articles, and more. Browse library »
Watch video clips on Johnny's tools, season extension, pest and disease control, and more.
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Extension services provide research-based advice on agriculture and horticulture specific to your region.
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This web tool figures the number of seeds or plants you need for a given amount of space.
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Online calculators and spreadsheets to help you determine when to start seeds and transplant crops.
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Use this USDA map to find your hardiness temperature zone in North America.
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