AAC Radius is a semi-leafless, green cotyledon field pea (Pisum sativum L.) cultivar developed at Agriculture and Agri-Food Canada, Lacombe Research and Development Centre, Lacombe, Alberta, Canada. It is adapted to all field pea growing regions in western Canada. AAC Radius has medium maturity and seed size, and high seed coat integrity. AAC Radius has excellent bleaching resistance and high green seed color intensity. It is resistant to powdery mildew caused by Erysiphe pisi Syd., and moderately tolerant to mycosphaerella blight caused by Mycosphaerella pinodes [Berk. & Blox.] Vestergr, and fusarium wilt caused by Fusarium oxysporum Schlecht. emend. Snyd. & Hans. f. sp. pisi [van Hall] Snyd. & Hans.