Beacon® ('Bonnie and Mike') was discovered by Dr Michael Dirr, and named after him and his wife Bonnie when introduced by J Frank Schmidt and Son of Oregon. Quercus bicolor is one of the most adaptable Oaks for wet sites and urban conditions, and Beacon® had the added distinction of being tightly columnar. This enables it to be used in narrow spaces and as an excellent street tree. The lustrous dark green foliage turns and attractive golden yellow in fall. The tan acorns provide and important food source for wildlife, and as Dr Doug Tallamy points out, native Oaks are critical for bird survival.