AutoPot 4 Pot System Seed Starting Chart Sage Garden Do Asiatic lilies bloom only once and require indoor care during winter? Arizona indoor air purifying plant identification Crescent Garden Round Plant Saucer 8 in Weathered Terracotta 11in Plant your poppies when it's cold! Poppy seeds require a period of cold to germinate and grow, so they generally do best when planted in the late fall or early spring.