Blue Vervain

Blue Vervain

Verbena hastata

This upright perennial bears purple flowers in fall.

  • Purple flowers are produced in fall, providing colour through the bloom season.
  • Upright clump, reaching 2 m at maturity; divide every three to four years to maintain vigour.
  • Best in full sun with moist, average soil.
Size
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Plant Characteristics

Sunlight
Full sun
Soil Moisture
Moist, Average
Hardiness Zone
3 – 3
Mature Height (meters)
1.25 – 2.0
Mature Spread (meters)
0.6 – 0.9
Growth Rate
Medium
Flower Colour
Purple
Foliage Colour
Green
Bloom Time
Fall
Habit
Upright
Deer Resistant
Rabbit Resistant
Pollinator Friendly
Attracts Birds
Ontario Native
Landscape Uses
Border, Rain garden, Mass planting, Accent
Growing & Maintenance Tips
Commonly occurs in wet meadows, along streambanks, fields and waste areas.  Plant in full sun to partial shade in a wet, soggy site or in a medium soil.
Notes
Also referred to as Blue Verbena, Simpler’s Joy, Swamp Verbena, Swamp Vervain. Native to Ontario

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