Day Flower, scientifically known as Commelina communis, is a perennial plant belonging to the family Commelinaceae. Native to regions such as Altay, Amur, Buryatiya, Cambodia, and Central European Russia, this adaptable species can be found in various habitats across China (North-Central, South-Central, Southeast), Japan, Korea, and Taiwan. Day Flower thrives in full sun or partial shade and is well-suited to both dry and moist conditions, growing best in light (sandy) to medium soil types. Hardy in zones 6-9, this plant can reach a height of up to 0.8 meters. Day Flower is valued for its edible parts, which include the flowers, leaves, and shoots. These components are commonly consumed fresh or used in cooked dishes, making it a versatile addition to gardens or landscapes. Its ability to grow in diverse environments makes Day Flower an attractive choice for gardeners looking for a low-maintenance plant that can thrive in various soil conditions. While primarily known for its culinary uses, Day Flower also has potential as a dye plant, adding another layer of utility to this adaptable species. However, it should be noted that due to its invasive nature, it may pose a weed threat in some areas. Therefore, careful consideration is recommended when introducing or cultivating this plant.
Day Flower, scientifically known as Commelina communis, is a perennial plant belonging to the family Commelinaceae.
Start with easy care and light requirements for Day Flower.
Seeds or young plants, a small trowel, watering can.
Plant in spring after the last frost, or in early fall.
Choose well-draining soil with a pH between 6.0-7.5 for containers or garden beds.
Direct sow seeds 1 cm deep, or transplant young plants into the prepared soil.
Water regularly to keep the soil moist but not waterlogged. Provide partial shade if full sun is too intense.
Water when the top inch of soil feels dry, and ensure it gets at least 6 hours of sunlight daily.
Prune dead leaves to maintain a neat appearance. Harvest flowers for decorative purposes.
Overwatering, planting in heavy soil, not providing enough light.
Plants you might compare or use together — scored by shared family (Commelinaceae), common use cases, and growing requirements.
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