trefle.io · Taken May 25, 2019 by Manu Pacha (cc-by-sa)
Boraginaceae
Blue echium
Echium vulgare
Also known as Viper's bugloss, Tower of jewels, Pride of Madeira
Native Plants · Wildflower · Biennial · Blue-Flowers · Drought-Tolerant · Self-Seeding · Pollinator-Friendly · Cottage-Garden · Low-Water · Sunny
Blue echium is a robust biennial that self-seeds readily in sunny locations with poor to average soil. Water sparingly as it prefers dry conditions and can rot in overly moist soil. The striking blue flower spikes appear in the second year and attract numerous pollinators.
Growing conditions
The details behind the basics
- Daily light
- 8 hours
- Watering
- Water lightly, prefers well-draining soil that dries between waterings · Every 10-14 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 6.5–7
- Temperature
- -30°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4a-10b
Form & growth
Mature size and habit
- Mature height
- 2 ft – 5 ft
- Spread
- 3 ft
- Spacing
- 18 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- No
- Foliage
- Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Alaska, Albania, Alberta, Algeria, Altay, Argentina South, Arkansas, Austria, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Buryatiya, Cape Provinces, Central European Rus, Chile Central, Chile South, Connecticut, Corse
- Attracts
- Bees, Butterflies
Sources: trefle, usda, aspca
More Echium
Related plants from the same genus
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