The University of California Department of Agriculture and Natural Resources (UCANR), has an online plant identification tool ...

A new leaf imaging system lets scientists watch plant stomata control water loss and carbon uptake in real time.

Leaves have been browning and falling prematurely for weeks now due to late summer’s dry weather, but the real fall leaf drop will take hold in a few more weeks. Is the resulting blanketing of the ...

The spiky, iconic Canadian maple leaf. A large, lush Florida palm leaf. Thin aspen leaves rustling in the crisp Colorado air. You can probably recall many different leaf shapes from many different ...

This is read by an automated voice. Please report any issues or inconsistencies here. You’re probably aware that fallen leaves make good mulch, but they can also aid your garden and flower beds if you ...