All CARROLL'S COUNTRY GARDENS NURSERY plants are grown in an open environment and thrive with the westerly winds, frost and snow and a winter temperature of -5 degree centigrade Celsius and with a hot summer which can reach a temperature of 35 degree centigrade Celsius. CARROLL'S COUNTRY GARDENS NURSERY grow a selection of daylilies, iris and its species, cold hardy Australian native plants, perennials, cottage and rockery plants which are best suited for different Australian climates. Most of these perennials will easily thrive in Queensland, South Australia, Victoria and New South Wales regions.