Is it deer resistant?

Yes

Fall Poison is deer resistant.

Ageratina altissima

Deer: Rarely
Height: 5 ft (1.5 m)
Spread: 4 ft (1.2 m)
Zones: 3–10
Light: Full sun

Perennial
Wildflower

Fall Poison (Ageratina altissima)

Photo: Cbaile19 · CC0

Also called Richweed, Tremetol, White Sanicle, White Snakeroot

Perennial Ageratina

More details

Light: Full sun, Partial shade, Shade
Water: High, Low, Medium
Type: Perennial, Wildflower
Maintenance: Low, Medium
Growth: Medium
Bloom: Fall, Summer
Foliage: Deciduous
Features: Flowering, Native, Poisonous
Best uses: Border, Woodland

More in Ageratina

Snakeroot
Ageratina