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273
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Bloom calendar
Linum narbonense
Species
At‑a‑glance
- Group/Class: Species
- Height × spread: 16 to 18 in (40 to 45 cm) × 16 to 18 in (40 to 45 cm)
- Bloom window: May to July
- Color & flower form: deep sky blue; funnel to saucer shaped clusters
- Fragrance: 0 none
- USDA hardiness: zones 5 to 8
- Breeder / Year / Origin: unknown; Western and Central Mediterranean
- Awards/registration: Plant Select selection 2013
- Cut‑flower notes: Airy filler; expect about a week in preservative based on perennial flax cut flower trials.
- Pet safety: unknown
How it differs
- More mounded and fuller foliage than typical garden blue flax.
- Flowers are slightly larger and show a clean white eye.
- Often longer lived in dry, rocky soils.
- Handles moderate to xeric conditions once established.
Strengths
- Compact shape that stays neat
- Deer resistant and pollinator friendly
- Good heat and drought tolerance after establishment
- Low maintenance in lean soils
Care in one minute
Site: full sun; light afternoon shade acceptable in hot interiors
Soil: sandy or loamy with excellent drainage; neutral to alkaline
Water: moderate during establishment; then deep but infrequent
Feeding: none; avoid rich soils that reduce bloom
Grooming: little deadheading needed; leave some seed for gentle renewal
Watch‑outs
- Needs sharp drainage; may decline in heavy clay
- Can reseed where happy
- Petals still shatter by afternoon in hot sun
Best uses (tags)
Provenance note
A wild species of the Western and Central Mediterranean; recognized in North American gardens through Plant Select trials beginning in 2013.
References
- Plant Select profile: Linum narbonense
- Kew Plants of the World Online: Linum narbonense
- City of Fort Collins plant page: Narbonne blue flax
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