Plant height: 90–100 cm
Shape: Horse-tooth, truncated triangular pyramid, ellipsoid cone, or spheroid
Seed color: Green in early stages
Weight: 3.5 kg
Maturity: 35–145 days
Germination: 80–90%
Fruit size: 18–22 lines per cob, 40–42 grains per line
Production: 25–30 quintals per acre,

CP 509 grows best in well-drained soil with a pH between 5.8 and 6.8, such as sandy loam. Organic matter like compost, leaves, and grass clippings can help improve drainage and soil quality, especially in heavy clay soils