What plant hardiness zone is La Salle

La Salle is located at LaSalle County, Illinois (IL), USA.

Plant hardiness zone (winter frost zone or gardening zone) for La Salle is 5b by the USDA scale.

Coldest zone's winter temperature is −15 … -10 °F.

Plants of 5b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 5b USDA.