What plant hardiness zone is Old Westbury

Old Westbury is located at Nassau County, New York (NY), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Old Westbury is 7a by the USDA scale.

Coldest zone's winter temperature is 0 … +5 °F.

Plants of 7a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 7a USDA.

Old Westbury, New York @ wikipedia.