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Slender-leaved Vervain

Scientific name

Verbena simplex


Slender Vervain is a perennial wildflower species that grows about 50 cm in height. This plant may also be known by the common name Narrow-Leaved Vervain. The leaves are light green, narrow, oppositely arranged, lance shaped, and have toothed margins. The flowers are small, white to purple colored, have five petals, appear on thin spikes, and bloom between June and August. The flowers bloom from the bottom of the spike first then continue to open toward the tip. The flowers are beneficial to pollinator species, including bees and butterflies

Planting conditions

Narrow-leaved Vervain grows best in dry to normal conditions with full sun exposure. It prefers well-drained, alkaline rocky soil types. It is tolerant of drought and dry soil. This wildflower can be naturally found in prairies, rocky fields, roadside ditches, and sunny upland shorelines.


  • Plant height:
    • Max 1.5m
    • Max 2m
    • Max 3m
    • Any
  • Moisture level:
    • Dry
    • Normal
    • Drought Tolerant
  • Light conditions:
    • Full sun
  • Soil type:
    • Loamy
    • Rocky
  • pH:
    • Basic
    • Normal
  • Depth:
    • Wildflower
  • Eco Zone:
    • 4a
    • 4b
    • 5a
    • 5b
    • 6a
    • 6b
    • 7a
    • 7b
    • 8a
    • 8b
  • Plant type:
    • Wildflower
  • Height:
    • 50 cm
  • Spread:
    • 50 cm