Blue Flag




Usually available: All year

Life cycle: Perennial
Height: 60cm – 1m
Position: Sun / part shade
Soil preference: Moist

Blue Flag (Iris versicolor)

Growing Conditions and Gardening Tips

  • Thrives in moist, rich soils with full sun to partial shade
  • Suitable for growing in most parts of Australia, particularly in temperate regions like Victoria, Tasmania, and coastal New South Wales
  • Grows well near water features or in consistently moist garden beds
  • Complements other moisture-loving plants such as sedges, rushes, and other iris species

Product Description

Blue Flag, also known as Iris versicolor, is a striking perennial plant with vibrant blue-purple flowers. Native to North America, this iris species has been valued for its medicinal properties and ornamental beauty for centuries. Our organic Blue Flag is sustainably grown and carefully harvested to ensure the highest quality product for our customers.

History of Usage

Indigenous peoples of North America have long used Blue Flag for its medicinal properties. The plant was traditionally employed to treat a variety of ailments, including digestive issues, skin conditions, and respiratory problems. European settlers later adopted the use of Blue Flag, and it became a popular ingredient in many herbal remedies.

Medicinal Uses

Blue Flag has been used to support digestive health, acting as a mild laxative and aiding in the treatment of constipation. The root extract has also been applied topically to help alleviate skin irritations and promote wound healing. Some herbalists recommend Blue Flag for its potential to stimulate the liver and gallbladder, supporting overall digestive function.

Culinary Uses

While Blue Flag is not commonly used in culinary applications, the young leaves can be cooked and consumed as a vegetable. The seeds, when roasted, can be used as a coffee substitute.

Garden Uses

Blue Flag is a beautiful addition to any garden, particularly in moist areas or near water features. Its striking blue-purple flowers bloom in late spring to early summer, providing a colorful display. The plant’s tall, sword-like leaves add an interesting texture to the landscape throughout the growing season.

Other Informative Facts

  • Blue Flag is an important plant for wildlife, providing nectar for pollinators and shelter for various insects
  • The plant is well-suited for use in rain gardens and can help to filter and absorb excess water
  • Blue Flag can be propagated by division of the rhizomes in early spring or fall

In summary, Blue Flag is a versatile and valuable plant with a rich history of medicinal use. Its beautiful flowers and adaptability to moist conditions make it an excellent choice for gardens in temperate regions of Australia. By incorporating Blue Flag into your garden or herbal remedy collection, you can enjoy its many benefits while supporting sustainable, organic agriculture.


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