Distinctive Star-Shaped Flowers
Produces charming flowers with pointed petals that create an attractive star-like appearance.
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Twinkle Star Phlox, scientifically known as Phlox drummondii 'Twinkle Star', is a colorful annual flowering plant admired for its distinctive star-shaped flowers with pointed, often contrasting petals. The blooms appear in attractive shades of pink, red, purple, white, and mixed colors. Its compact, branching growth makes it suitable for garden borders, flower beds, containers, window boxes, and decorative landscape displays. This easy-to-grow ornamental flower performs best in sunny locations with fertile, well-drained soil.
Produces charming flowers with pointed petals that create an attractive star-like appearance.
Features attractive shades of pink, red, purple, white, and other mixed floral colors.
Develops a low-growing, branching form that works well in small gardens and decorative containers.
Produces abundant seasonal blooms that add continuous ornamental interest during suitable growing conditions.
| Scientific Name | Phlox drummondii 'Twinkle Star' |
| Common Name | Twinkle Star Phlox; Annual Phlox; Star Phlox |
| Plant Family | Polemoniaceae |
| Plant Type | Annual Ornamental Flower |
| Seed Type | Flower Seeds |
| Growth Habit | Compact, upright, branching |
| Flower Shape | Star-shaped with pointed petals |
| Flower Color | Mixed shades of pink, red, purple, and white |
| USDA Hardiness Zones | Grown as an annual; seasonal performance varies by climate |
| Planting Season | Spring or cool growing season, depending on climate |
| Seed Starting | Direct sow or start indoors in seed-starting mix |
| Germination Time | Approximately 7–14 days under suitable conditions |
| Germination Temperature | Approximately 65–75°F (18–24°C) |
| Sunlight | Full sun to partial shade |
| Soil Requirements | Fertile, moist, well-drained soil |
| Watering | Regular watering; avoid prolonged waterlogging |
| Mature Plant Height | Approximately 6–12 inches |
| Plant Spacing | Approximately 6 inches |
| Flowering Period | Spring through summer, depending on sowing time and climate |
| Propagation | Seeds |
Twinkle Star Phlox brings cheerful color and distinctive star-shaped flowers to ornamental gardens. Its compact growth and colorful blooms make it an attractive choice for flower beds, borders, containers, and window boxes. Grow these beautiful annual flowers in fertile soil with suitable sunlight and regular watering for a charming seasonal garden display.
Find helpful information about Twinkle Star Phlox seed germination, flower characteristics, and growing conditions.
Sow Twinkle Star Phlox seeds in fertile, well-drained soil and cover them very lightly with fine growing medium. Maintain temperatures around 65–75°F and keep the soil evenly moist. Seedlings generally emerge within 7–14 days under suitable conditions. Transplant them after they develop true leaves and provide adequate sunlight for healthy flowering.
Twinkle Star Phlox is distinguished by its small, pointed, star-shaped petals rather than the broader, rounded appearance of many other Phlox flowers. Its blooms come in colorful combinations of pink, red, purple, and white, often featuring contrasting centers. Its compact growth also makes it particularly suitable for edging, containers, and small ornamental garden spaces.
Twinkle Star Phlox generally flowers from late spring through summer, depending on planting time and local climate. Plants established during suitable cool-to-mild growing conditions can produce successive colorful blooms over an extended seasonal period. Regular watering, adequate sunlight, and removal of faded flowers can help maintain an attractive flowering display.