107 RM

W5440 Overview

  • A versatile, hard-working hybrid with very consistent, impressive yields
  • Compact, tough-standing plant with exceptional resistance to green snap
  • Solid agronomic package allows for late harvest 
W5440 overview chart

Grain Characterization

Laboratory-identified grain trait(s) for this hybrid family.


Highly Extractable Starch

Download PDF Info For W5440


Excellent choice for continuous corn. Strong agronomic package allows for late harvest. Best performance in Zone 3 and north. 

Soil Adaptability

Rating Soil Category
Light Soils

LOW CEC (<10); OM <1.5%; low water-holding capacity; non-irrigated sand; marginal productivity; drought prone.

Medium Soils

CEC 11–18; OM 1.5-3.5%; well-drained; silt loam; high productivity.

Heavy Soils

High CEC (>18); OM >3.5%; poorly-drained; high clay content; gumbo; muck.

Poorly-Drained Soils

Soils that have the potential to remain saturated for prolonged periods; side hill seeps; gumbo muck.

Plant Physiology and Health

Trait(s) CONV
GDUs To Black Layer E, 2615
Days to Pollination 73
GDUs to Pollination E, 1290
Early Vigor 9
Early Canopy -
Plant Height MS
Stalk Strength 8
Root Strength 7
Green Snap Resistance 9
Drought Tolerance 7
Staygreen 9

Ear/Grain Characteristics

Ear Flex SD
Ear Length 9
Ear Height ML
Kernel Rows 14-16
Test Weight 9
Drydown 7

Pest/Disease Ratings

Goss' Wilt Tolerance 8
Gray Leaf Spot Tolerance 8
NLB, Race O, Tolerance 9
Stewarts Leaf Blight Tolerance -
Anthracnose Tolerance 8

Placement Considerations

Continuous Corn -
Rimsulfuron Tolerance N

Numerical ratings are based on comparisons among Wyffels hybrids of like maturity where 1 = Low, 5 = Avg, and 9 = High expressions of a trait