Is it deer resistant?

Yes

Downy Wood Mint is deer resistant.

Blephilia ciliata

Deer: Rarely
Height: 2 ft (61 cm)
Spread: 12 in (31 cm)
Zones: 4–9
Light: Full sun

Perennial
Wildflower

Downy Wood Mint (Blephilia ciliata)

Photo: James St. John · CC BY 2.0

Also called Ohio Horsemint, Pagoda Plant, Sunny Woodmint

Perennial Blephilia

More details

Light: Full sun, Partial shade
Water: Low
Type: Perennial, Wildflower
Maintenance: Low, Medium
Growth: Fast
Bloom: Spring, Summer
Features: Flowering, Native
Best uses: Mass planting, Meadow, Woodland