Lettuce
Lactuca sativa
Asteraceae · annual · introduced
Last updated
Data Maturity Baseline
This profile contains verified botanical data. Regional field notes and expert review are in progress.
Quick Facts
Height
6-12 inches (leaf lettuce); 8-16 inches (head lettuce)
Growth Rate
Fast
Light
Full Sun
Soil
Well Drained
Water
High (consistent soil moisture)
Hardiness
Zone Zones 2–11 (cool-season annual)
Origin
Mediterranean