What plant hardiness zone is Sydney

Sydney is located at Cumberland County, New South Wales (NSW), Australia.

Plant hardiness zone (winter frost zone or gardening zone) for Sydney is 11a by the USDA scale.

Coldest zone's winter temperature is 4.4 … 7.2 °C.

Australian plant hardiness zone for Sydney is 5 by the ANBG scale.

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

Sydney @ wikipedia.