Also known as Pontic Blue Sow Thistle
Cicerbita bourgaei, the Pontic Blue-sow-thistle, is a striking perennial herb native to mountainous regions, featuring delicate blue-violet flowers and toothed leaves.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
50% intensity
Prefers bright, indirect light or morning sun with afternoon shade in hotter climates.
Moderate
50% intensity
Keep soil consistently moist, but not waterlogged.
Well-drained
50% intensity
Cool to Moderate
50% intensity
Thrives in cooler temperatures, ideally between 15-20°C. Can tolerate warmer conditions if shaded and kept moist.
Low
25% intensity
Apply a balanced liquid fertilizer lightly in spring. Avoid over-fertilizing.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water regularly to keep the soil consistently moist, especially during dry periods. Avoid waterlogging, as this can lead to root rot. Allow the top inch of soil to dry out slightly between waterings.
In very hot weather, more frequent watering may be necessary.
Deadhead spent flowers to encourage further blooming and to prevent self-seeding if unwanted. Remove any yellowing or dead foliage at the base of the plant as needed. Pruning is generally minimal for this species.
Cicerbita bourgaei can be propagated by division of established clumps in early spring or autumn. Sow seeds in autumn or early spring, either directly outdoors or in a cold frame. Germination may be erratic.
This plant typically does not require frequent repotting. If grown in a container and it becomes root-bound, repot in spring into a slightly larger pot with fresh, well-draining potting mix.
Ensure the crown is at soil level.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Pontic Blue-Sow-Thistle (Cicerbita bourgaei)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Cicerbita |
| Species | Cicerbita bourgaei |
Similar in genus Cicerbita
Answers based on plant encyclopedia data
