Blue Vervain: A Tall, Architectural Native for Wet Spots & Pollinators

From a distance, blue vervain (Verbena hastata) seems modest. In the garden, its candelabra flower heads and 3–6 ft stature make an unusual statement — especially in wet soil where little else thrives.

Benjamin Vogt / Monarch Gardens

Quick Facts

• Botanical name: Verbena hastata
• Common name: Blue vervain
• Native range: Scattered west of Plains; abundant in Plains, Midwest, Northeast
• Hardiness: -40°F (USDA zones 3–8); best where native
• Water: Medium to wet
• Light: Full sun to 50% shade
• Size: 3–6 ft tall, 2 ft wide
• Perks: Very low maintenance; tall architectural; non-aggressive; pollinator magnet

Distinguishing Traits

Small flowers = great for short-tongued bees. Candelabra inflorescence persists summer to following spring. Larval host for verbena moth (Crambodes talidiformis).

Photo by Frank Mayfield

Design Uses

Thrives in wet/mucky soil; fine in medium soil (shorter). Mass for impact or single specimen in cottage border.

Verbena stems after blooming — Photo by Matt Lavin

Planting Notes

Perfect for rain gardens, pond/creek edges — occasional to constant moisture, no standing water. More sun = taller, more blooms. Back-of-border in wet, sunny areas. Carefree addition to low-maintenance native pollinator gardens.

Photo by Tony Alter