Is it deer resistant?

Yes

Egyptian Thorn is deer resistant.

Pyracantha coccinea

Deer: Rarely
Height: 18 ft (5.5 m)
Spread: 18 ft (5.5 m)
Zones: 6–10
Light: Full sun

Perennial
Shrub

Egyptian Thorn (Pyracantha coccinea)

Photo: Aethonatic · CC0

Also called Everlasting Thorn, Fire Bush, Firethorn, Scarlet Firethorn

Perennial Pyracantha

More details

Light: Full sun, Partial shade
Water: Low, Medium
Type: Perennial, Shrub
Maintenance: Low
Growth: Fast
Bloom: Spring, Summer
Foliage: Evergreen
Features: Drought tolerant, Flowering
Best uses: Border, Foundation, Hedge, Mass planting, Privacy, Slope, Specimen, Vertical

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