For example: the Venus Flytrap is listed as Zones: 6-9 (5-11), will grow fine in Zones 6, 7, 8, and 9, but will need some protection in Summer/Winter if grown in Zone 5 and/or Zones 10 and 11. Plants may be endemic (native) to one Zone, but can grow beyond their native Zones when given good growing conditions.
25 Jan 2012 an area of winter hardiness for plants. Each zone represents an area where the average annual minimum temperature is within a 10°F range.
Zones 1-5 Kiwis require a male and female plant for pollination. ‘Anna’, our hardy female kiwi, is a vigorous vine that produces more than 100 lbs of fruit 3 to 4 years after planting. This item is an extra female for those who already have a male. Hardy to zone 4.