Spring starflower plants, or Ipheion, are in the Amaryllis family of flowering bulbs. These charming little blooming plants hail from Argentina and Uruguay and form dense clumps of perennial flowers to chase the winter doldrums away.Click to see full answer. Then, is a Sun Star plant a perennial?Ornithogalum dubium, also known as a Sun Star (or Orange star, snake flower) is a perennial bulb plant type that bursts into a gorgeous bloom of bright tangerine colored flowers. It prefers full sun and moderately moist soil while growing or blooming.One may also ask, what are good perennial flowers? Best Perennials For Sun Blanket Flower. The blanket flower is best known for it’s long seasonal bloom and daisy-like flowers that can be found in rich shades of orange, wine red and yellow. Pineapple Sage. May Night Sage. Tickseed. Black-eyed Susan. Coneflower. Daylily. Peony. Thereof, what flowers come back year after year? Unlike annuals, perennials tend to bloom for just a short time — one to three weeks — each year. Examples of popular perennial flowers include tulips, asters, black-eyed susans, and lilies. Perennials generally do not have to be replanted each year.How do star flowers grow?Choose a full sun to partial shade area of the garden and prepare the soil by tilling in plenty of organic matter to a depth of at least 6 inches. Soil should drain freely or bulbs can rot. Use a mulch over the planted area to prevent weeds and protect the bulbs from severe freezes.