Email [email protected] for site questions, calculation errors, source corrections, or accessibility feedback. This is a contact email link, not an on-site submission form. It opens your email application.
Reporting an incorrect result
- Include the page address and tool name.
- List every input and its unit, including spacing method, margins, and allowance.
- Say what result you expected and what appeared instead.
- Attach a screenshot or downloaded position list if useful.
- Include your browser and device when reporting a display or printing problem.
Do not send passwords or sensitive personal information. Your exact home address is not needed for a calculation report.
Gardening questions
These tools do not offer personal diagnosis or locally tailored growing advice. For questions about your site conditions or plant health, contact your local university Extension service. The methodology page explains the scope of the data used here.