Iris macrosiphon
SPECIMEN · FROM THE LIBRARY
Iris macrosiphon

Iris Macrosiphon

ON THIS PLANT

Iris macrosiphon, commonly known as the Pacific Coast iris or the giant-flowered iris, is a perennial herbaceous plant native to the western coast of North America. Belonging to the family Iridaceae, this plant can grow up to 1 meter in height.

It features long, narrow leaves arranged in a fan-like pattern, reaching up to 60 cm in length. The flowers of Iris macrosiphon are large and striking, with six petals that range in color from deep blue-purple to lavender or white, often adorned with yellow markings on their falls.

Iris macrosiphon thrives in moist soil conditions and partial shade but can also tolerate full sun exposure. It blooms from late spring through early summer, attracting pollinators such as bees, butterflies, and hummingbirds.

Indigenous peoples have historically utilized the Pacific Coast iris for medicinal purposes, employing it to treat headaches, stomachaches, colds, coughs, and other ailments.

Overall, Iris macrosiphon is an attractive ornamental plant for gardens due to its beautiful, diverse-colored flowers. It is an excellent choice for gardeners seeking a low-maintenance yet stunning addition to their garden landscape.

PLATES
Iris macrosiphon flower
PLATE 01 · flower
Iris macrosiphon flower
PLATE 02 · flower
Iris macrosiphon habit
PLATE 03 · habit
Iris macrosiphon habit
PLATE 04 · habit

In the Home

The Bowltube Iris has strong resistance to disease and is typically not prone to illnesses. Still, it can be affected by pests and diseases present in its environment. These problems are generally not serious. Regarding care, this plant needs moderate maintenance. It should be pruned regularly to keep a neat appearance and support healthy growth. Fertilizing can also encourage it to flower. The Bowltube Iris is well suited for anyone with outdoor areas like a garden or patio and does not demand much prior care experience. It may need more attention if kept indoors.

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