What plant hardiness zone is North Monmouth

North Monmouth is located at Kennebec County, Maine (ME), USA.

Plant hardiness zone (winter frost zone or gardening zone) for North Monmouth is 5a by the USDA scale.

Coldest zone's winter temperature is −20 … -15 °F.

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

North Monmouth, Maine @ wikipedia.