Prickly pear cactus A wonderfully diverse group of plants, prickly pear cacti include some of the few hardy species for cold-climate gardeners. Most types grow best in full sun and gravelly, well-drained soil. Light:SunZones:7-10Plant Type:PerennialPlant Height:To 3 feet tallPlant Width:To 6 feet wideFlower Color:Yellow, Pink/RoseBloom Time:SummerLandscape Uses:Containers,Beds & BordersSpecial Features:Flowers,Winte