Blue Flax
Blue Flax is a flower in the Linaceae family. It grows best in full sun to part shade with medium moisture, and is listed for USDA zones 4-9. Plants reach maturity about 620–840 days after planting and sit about 12 inches apart.
Varieties
1 from Seeds Now · sorted by days to maturity▸Blue620–840 days
The heat- and drought-tolerant, frost-hardy perennial Blue Flax (Linum perenne) produces small 1" light blue five-petal blossoms on 2'-3' wiry stems with delicate foliage. The flower lasts only for a day, opening at dawn and dropping its petals by mid-day. And then another blooms tomorrow. Life cycle: Herbaceous perennial Bloom season: Spring, summer Attracts: Bees, butterflies, and other pollinators Flower meaning: Creativity, domestication, purity, virtue, wisdom
Growing notes: Botanical name: Linum perenne|Hardiness zones: 4-9|Planting season: Spring|Days to maturity: 2nd year|Cold stratify: Yes|Depth to plant seeds: Lightly cover - seeds need light to germinate|Spacing between plants: 12"-18" apart|Days to germinate (sprout): 7-10 days|Germination soil temps: 65F-75F|Soil types: Sandy, loamy, well-drained|Soil pH: 5.5-7.5|Water needs: Average|Sun needs: Full sun, part shade|Frost tolerant: Yes|Drought tolerant: Yes|Deer resistant: No
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Plant spacing
In a square-foot bed, space blue flax about 12 in apart — that fits 1 plant in each 1-foot square (1×1). Wider rows or containers space the same.
Plan your blue flax planting
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Growing timeline
Care & troubleshooting
No curated care & troubleshooting advice for blue flax yet. Our extension-sourced library currently focuses on common edible crops; we're expanding it over time.