Water
Water Linum strictum moderately when the top 2-3 cm of soil feels dry. Avoid overwatering, as this can lead to root rot. Ensure good drainage, especially during cooler months.
Reduce watering frequency in winter to allow the plant to rest.
Also known as Upright Flax · Upright Yellow Flax · Upright Yellow-Flax
Linum strictum is an upright annual herb with yellow flowers, native to the Mediterranean region. It thrives in well-drained soil and full sun.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun
100% intensity
Prefers at least 6-8 hours of direct sunlight daily for best flowering.
Moderate
50% intensity
Allow soil to dry slightly between waterings; ensure good drainage.
Well-drained
50% intensity
Moderate
50% intensity
Prefers average room temperatures (18-24°C) and can tolerate cooler conditions.
Low
25% intensity
Fertilize sparingly, only once or twice during the growing season.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water Linum strictum moderately when the top 2-3 cm of soil feels dry. Avoid overwatering, as this can lead to root rot. Ensure good drainage, especially during cooler months.
Reduce watering frequency in winter to allow the plant to rest.
Pruning Linum strictum is generally minimal. Deadheading spent flowers can encourage further blooming and maintain a tidy appearance.
If the plant becomes leggy, light trimming in early spring can help promote a more compact growth habit.
Linum strictum can be propagated by seeds sown directly outdoors in spring after the last frost. Alternatively, propagate from cuttings taken in late spring or early summer.
Ensure cuttings are placed in well-draining soil and kept consistently moist.
Repotting is usually only necessary if the plant becomes root-bound, which is infrequent for this species. If repotting is required, do so in early spring before new growth begins.
Use a well-draining potting mix and a pot only slightly larger than the current one.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Linum Strictum (Linum strictum)
Where Linum Strictum (Linum strictum) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Malpighiales |
| Family | Linaceae |
| Genus | Linum |
| Species | Linum strictum |
Similar in genus Linum
Answers based on plant encyclopedia data