Pristine Blue Beardtongue

Pristine Blue Beardtongue

Penstemon barbatus 'Pristine Blue'

This upright perennial bears purple flowers in summer fall.

  • Purple flowers are produced in summer fall, providing colour through the bloom season.
  • Upright clump, reaching 50 cm at maturity; divide every three to four years to maintain vigour.
  • Best in full sun to partial shade to full shade with moist, average, dry, well-drained soil.
Size
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Plant Characteristics

Sunlight
Full sun, Partial shade, Shade
Soil Moisture
Well-drained, Moist, Dry, Average
Drought Tolerant
✓
Hardiness Zone
3 – 3
Mature Height (meters)
0.4 – 0.5
Mature Spread (meters)
0.4 – 0.45
Growth Rate
Medium
Flower Colour
Purple
Foliage Colour
Green
Bloom Time
SummerFall
Habit
Upright
Deer Resistant
✓
Rabbit Resistant
✓
Pollinator Friendly
✓
Attracts Birds
✓
Landscape Uses
Border, Rock garden
Growing & Maintenance Tips
Drought-tolerant showy perennial when planted in masses. Easy to grow in full sun in the perennial border.
Notes
The name penstemon is derived from 'Pente' (5) and 'stemon' referring to the five-stamened flowers.

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