Grey Rose Hens & Chicks - Sempervivum - Indoors or Out - 4" Pot Easy to grow, Loves the sun, Water when dry Grow indoors or out Hardy in zones 4-9 Proper name: Semperviven Sunlight brings out bright colors in Sempervivums. When planted in shade or grown indoors away from a sunny window, many varieties tend to fade to a plain green color. It can take up to 3 years to develop the pictured colors.