How to identify Blue Flax (Linum perenne)

How to identify Blue Flax (Linum perenne)

Blue Flax, also known as Lint

Blue Flax is characterized by its enduring stem structure and can reach a mature height of about 18 to 30 inches (45 to 75 cm). This perennial species boasts a cluster of strikingly vivid blue flowers, each presenting with a delicate array of petals that typically bloom through the summer months. Its foliage is composed of narrow, lance-shaped leaves that contribute to its slender, graceful appearance. The plant requires well-drained soil to thrive and displays a tendency toward sparseness if not pruned after its flowering phase.

Lifespan: Perennial

Plant Type: Herb

Leaf Type: Deciduous

Quickly Identify Blue Flax

Vivid blue flowers with delicate petals blooming in summer.

Slender stem reaching 18 to 30 inches (45 to 75 cm) in height.

Narrow, lance-shaped leaves contributing to graceful appearance.

Perennial requiring well-drained soil, prone to sparseness if not pruned.

Blue Flax and Their Similar Plants

Flax vs. Blue Flax: What's The Difference?

Flax (Linum usitatissimum) is a slender straight and narrow-leafed annual that produces sky-blue flowers in summer. After blooming each flower produces a seed pod of 4 to 10 seeds. Flax is cultivated for its fiber linseed oil and edible seeds. It prefers full sun and cool weather and will grow from 61 to 91 cm tall.

Lewis flax vs. Blue Flax: What's The Difference?

Lewis flax (Linum lewisii) is a perennial that will grow from 61 to 91 cm tall and 46 to 61 cm wide. Lewis flax blossoms only last a day but bloom profusely throughout the season. This plant is heat and drought tolerant.

Scarlet flax vs. Blue Flax: What's The Difference?

Although native to Algeria, scarlet flax has been introduced in many other countries. This showy annual produces bright red flowers with light blue pollen. In spite of its common name, this flowering plant is not intended for consumption.

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Key Facts About Blue Flax

Attributes of Blue Flax

Lifespan

Perennial

Plant Type

Herb

Plant Height

60 cm

Spread

30 cm to 45 cm

Leaf Color

Green

Gray

Silver

Leaf type

Deciduous

The Toxicity of Blue Flax

Highly Toxic to Humans

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Scientific Classification of Blue Flax

Phylum

Vascular plants

Class

Dicotyledons

Order

Nances, spurges, willows and allies

Family

Flax

Genus

Flaxes

Species

Blue Flax (Linum perenne)

Learn More About the Blue Flax

Distribution Map of Blue Flax

Blue Flax is a perennial plant that naturally thrives in temperate and subtropical regions. Though native to the Eurasian landmass, it has been introduced and now proliferates in various parts of North America and northern Europe. The cultivation of blue Flax extends beyond its indigenous range, taking advantage of the plant's adaptability to diverse climates.

Native

Cultivated

Invasive

Potentially invasive

Exotic

No species reported

Learn More About the Blue Flax

A Comprehensive Guide to Blue Flax How to Grow and Care for Blue Flax