Blue Sky Reserve, Poway: Address, Phone Number, Blue Sky Reserve Reviews: 4.5/5 The Reserve is home to a wide variety of flora and fauna. Blue Sky Ecological Reserve Trails. Description: Blue Sky Ecological Reserve is a 700-acre oak-lined canyon flanked by coastal sage scrub and chaparral-covered hills. Blue Sky is part of a network of trails in Poway that includes Blue Sky, Lake Poway, Mt. BLUE SKY ECOLOGICAL RESERVE /* The reserve is supported by the Friends of Blue Sky Canyon, a 501(c)3 non-profit charitable organization Box 733 Published by Wanderlusting B. Head east as Rancho Bernardo Road turns into Espola Road. The trails are open to the public free of charge during daylight hours. for (var i=0; i