Chinquapin ( Quercus muehlenbergii ) oak is a New Mexico native tree that can grow very fast, up to 6′ per year, ultimately reaching 40′ tall and 25′-30′ wide. Trees vary in their fall color display. Fall color can be yellow, orangish-red, and red. Chinquapin oaks have deep root systems so can be planted closer to structures than surface rooted trees like cottonwoods and willows. Oaks are long-lived trees with life-spans sometimes measured in centuries. ‘ El Capitan ’ is a ‘Provenance Cultivar’ selected as a superior species since it has adapted to our higher elevations, whereas the Eastern or Texas Hill country Chinquapin oaks have adapted to lower elevations. ‘ El Capitan ’ Chinquapin oak can also tolerate a more arid low humidity climate than is typical of the species. This oak grows best in well-drained soils, but will tolerate heavy clay. This oak is best grown with low to regular water and is hardy to USDA Zone 4. Trees That Please Nursery propagates Chinquapin Oak from