Growing in Illinois
- USDA zones (2023)
- 5a to 7b
- Climate band
- cool
Zones vary across the state; the numbers that actually schedule a garden are city-level frost medians. Pick a city below for computed planting windows.
Cities
- zone 5b-6a
Chicago
Last frost ~04/25
Crops with planting rules for this climate
Data sources
Evidence: 1 source, all independent references.
- USDA Plant Hardiness Zone Map (2023) · USDA Agricultural Research Service / Oregon State PRISM (2023), University or Government