Is it deer resistant?

Yes

Ageratum is deer resistant.

Conoclinium coelestinum

Deer: Rarely
Height: 3 ft (91 cm)
Spread: 3 ft (91 cm)
Zones: 5–11
Light: Full sun

Perennial
Wildflower

Ageratum (Conoclinium coelestinum)

Photo: Cbaile19 · CC0

Also called Blue Boneset, Blue Mistflower, Hardy Ageratum, Mistflower

Perennial Conoclinium

More details

Light: Full sun, Partial shade
Water: Medium
Type: Perennial, Wildflower
Maintenance: High, Low
Growth: Fast
Bloom: Fall, Summer
Foliage: Deciduous
Features: Flowering, Native
Best uses: Border, Mass planting, Meadow, Naturalized, Water edge

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