Mulga Acacia Size:10/15 Gallon A 20-foot border takes 5–6

A 20-foot border takes 5–6 plants at 4-foot spacing

Warm soil plus mild air gives roots a long head start

and tight spaces

but cover the canopy with frost cloth on hard-freeze nights below 28°F and move container trees under a patio cover

and toughness in a small package

Mulga Acacia Size:10/15 Gallon A 20-foot border takes 5–6The Toughest Silver Foliage Tree for Phoenix & Scottsdale Landscapes Mulga Acacia (Acacia aneura) is one of the most drought tolerant ornamental trees available for Phoenix area landscapes. This Australian native thrives where other trees struggle surviving on minimal water, shrugging off extreme summer heat, and maintaining its striking silver gray foliage year round. Whether you're creating a water wise desert garden in Scottsdale, adding a canopy