Brilliant Scarlet Flowers
Produces large, vivid red flowers with five distinctive petals that create an eye-catching tropical appearance.
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Hibiscus Coccineus, commonly known as Scarlet Rose Mallow or Texas Star Hibiscus, is a striking perennial flowering plant admired for its brilliant scarlet-red flowers and distinctive star-shaped petals. Its elegant blooms and attractive foliage make it an excellent choice for garden borders, water gardens, pondsides, and ornamental landscapes. This moisture-loving plant thrives in sunny locations with consistently moist soil and can attract hummingbirds and butterflies to the garden.
Produces large, vivid red flowers with five distinctive petals that create an eye-catching tropical appearance.
Features attractive star-like flowers that give the plant its popular name, Texas Star Hibiscus.
Develops tall, upright stems and attractive foliage, making it suitable for background planting and ornamental garden displays.
Its bright flowers provide a beautiful garden feature that can attract hummingbirds, butterflies, and other flower-visiting pollinators.
| Scientific Name | Hibiscus coccineus |
| Common Name | Scarlet Rose Mallow, Texas Star Hibiscus, Scarlet Hibiscus |
| Plant Family | Malvaceae |
| Seed Type | Flower Seeds |
| Plant Type | Perennial Herbaceous Flowering Plant |
| Growth Habit | Tall, Upright, Clump-Forming |
| Flower Color | Bright Scarlet Red |
| Flower Shape | Large, Star-Shaped Flowers with Five Petals |
| USDA Hardiness Zones | Approximately 6–9 |
| Planting Season | Spring to Early Summer, after the risk of frost has passed |
| Seed Starting | Scarify the hard seed coat lightly and soak seeds in warm water before sowing |
| Germination Time | Approximately 1–3 weeks under suitable conditions; may vary |
| Germination Temperature | Approximately 21–27°C (70–80°F) |
| Sunlight | Full Sun; tolerates some partial shade |
| Soil Requirements | Rich, fertile, moisture-retentive soil with good organic matter |
| Watering | Regular watering; keep the soil consistently moist |
| Mature Plant Height | Approximately 4–8 feet, depending on growing conditions |
| Mature Plant Spread | Approximately 2–4 feet, depending on growing conditions |
| Plant Spacing | Approximately 2–4 feet apart |
| Blooming Season | Summer to Early Autumn |
| Propagation | Seeds, stem cuttings, and division |
Transform your garden with the spectacular scarlet-red blooms of Hibiscus Coccineus. Also known as Texas Star Hibiscus, this impressive perennial adds height, color, and natural beauty to garden borders, pondsides, and moisture-loving landscape plantings. Give it plenty of sunlight, fertile soil, and consistent moisture to enjoy its distinctive star-shaped flowers and attractive ornamental growth.
Find helpful answers about Hibiscus Coccineus seed germination, flowering, and the best growing conditions.
Hibiscus Coccineus seeds have a hard outer seed coat, so lightly scarifying the surface with sandpaper or a file can help improve water absorption. Soak the seeds in warm water for approximately 12–24 hours before sowing them about ¼ inch deep in a moist seed-starting mix. Maintain temperatures around 21–27°C (70–80°F) and keep the growing medium consistently moist. Germination may take approximately 1–3 weeks under favorable conditions.
Hibiscus Coccineus generally needs a growing season to develop into a flowering plant. Plants grown from seed may flower in their first growing season under favorable conditions, although flowering can take longer depending on climate, sunlight, soil quality, and plant maturity. Providing full sunlight, regular watering, and fertile soil encourages healthy growth and flowering.
Yes. Hibiscus Coccineus naturally favors moist environments and is an excellent choice for suitable pond edges, rain gardens, and other consistently moist planting areas. It grows well in fertile, moisture-retentive soil and can tolerate wet conditions. However, young plants still benefit from appropriate establishment and healthy growing conditions. Provide adequate sunlight for the best flowering performance.