Glossary of Terms
Z
zero tillage
Crop or garden establishment without prior soil tillage to conserve structure and moisture. Learn more.
zero waste gardening
A gardening philosophy that minimizes waste through composting, reuse, and efficient resource use. Learn more.
zonate leaf spot
A fungal disease forming concentric ring patterns on leaves, characteristic of Gloeocercospora sorghi. Learn more.
zone (hardiness)
A classification based on minimum temperatures to indicate plant survivability. Learn more.