Echium boissieri is a striking Mediterranean shrub known for its tall, dramatic flower spikes adorned with deep blue to violet blooms, attracting pollinators.
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 per day for optimal growth and flowering.
Infrequent
25% intensity
Allow soil to dry completely between waterings. Avoid waterlogging.
Well-drained
50% intensity
Warm to Moderate
75% intensity
Prefers warm temperatures during the growing season (18-25°C). Can tolerate occasional light frost but protect from hard freezes.
Low
25% intensity
Feed sparingly once in spring with a diluted balanced fertilizer.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Echium boissieri prefers infrequent watering, allowing the soil to dry out completely between waterings. Overwatering is a common cause of root rot.
During hot, dry periods, slightly more frequent watering may be needed, but always err on the side of caution. Reduce watering significantly in winter.
Pruning is generally minimal for Echium boissieri. Dead or damaged flower stalks can be removed after flowering to maintain a tidy appearance.
If the plant becomes leggy or overgrown, it can be pruned back in early spring to encourage a more compact habit. Avoid heavy pruning.
Propagation is typically done by seed. Sow seeds in spring in a well-draining compost mix. Germination can be erratic, so patience is key.
Seeds may require stratification (a period of cold treatment) for better germination. Young plants can be transplanted when they are large enough to handle.
Echium boissieri does not require frequent repotting. It prefers to be slightly root-bound. Repot only when the plant has clearly outgrown its container, typically every 2-3 years.
Use a gritty, well-draining compost mix. Repot in early spring before new growth begins.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Echium Boissieri (Echium boissieri)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Boraginales |
| Family | Boraginaceae |
| Genus | Echium |
| Species | Echium boissieri |
Similar in genus Echium
Answers based on plant encyclopedia data
