3 D Leather Tiger Lilies with Annie Libertini Growing Houseplants From Seeds At Home A moment for these undercover marigolds that make me so happy! These light, buttery yellow marigolds are a tall variety called white swan. Growing tips for marigolds as a cut flower: It takes years of plumeria growing to create these seed pods. Then takes more years to grow them from seed, have them flower, and discover how the flowers end up looking. #plumeria Storing garlic seeds for next year?