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Medicago sativa

HybriForce 4400

HybriForce 4400

Fall Dormancy: 4.0
Winter Survival: 2/0
Disease Rating Index: 34/35
StandFast FastGrowth Rating: 1.68
HybriForce 4400 is a premium hybrid alfalfa variety that incorporates advanced msSunstra Hybrid Alfalfa Technology, designed to deliver exceptional performance for forage producers. This variety showcases outstanding yield potential in its establishment year, providing a strong return on investment from the outset. 

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Alforex Seeds by DLF

Alforex Seeds by DLF™ offers a leading alfalfa lineup for North America, featuring elite genetics and technologies. Known for high yield and nutritional value, it supports greater productivity with advanced breeding and rigorous quality testing.
HybriForce®

HybriForce® hybrid alfalfa products are known for yield, forage quality and uniformity in the field. Since its inception in 2001, the technology has progressed to the fourth generation and has experienced an additional 5% yield increase or more with each new release.

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Key features

  • msSuntra® Hybrid Alfalfa Technology
  • Outstanding yield potential in establishment year
  • Broadly adapted alfalfa that excels in a wide range of environments
  • Trifoliate leaf expression
  • Very good forage yield

General Characteristics
Segment Forage
Species Alfalfa
Sci. Name Medicago sativa
Plant Characteristics
Stem Thickness Thin
Multifoliate (MF) Leaf Expression Frequency 0
Cutting System 3-5
Emergence (Days) 7
Growth Habit, Spring Erect
Root Characteristics
Root Type Tap
Seeding Information
Approx. Seeds/Lb. 227000
Seeding Rate - Alone/New (Lbs./Acre) 18-25
Seeding Rate - Mixes (Lbs./Acre) 15-20
Pest and Disease Resistance
Bacterial Wilt Highly Resistant
Fusarium Wilt Highly Resistant
Verticillium Wilt Highly Resistant
Anthracnose (Race 1) Highly Resistant
Anthracnose (Race 5) Not Tested
Phytopthora Root Rot Highly Resistant
Aphanomyces Root Rot (Race 1) Highly Resistant
Aphanomyces Root Rot (Race 2) Resistant
Aphanomyces Root Rot (Enhanced) Not Tested
Pea Aphid Resistant
Blue Alfalfa Aphid Highly Resistant
Cowpea Aphid Highly Resistant
Spotted Alfalfa Aphid Resistant
Potato Leafhopper Not Tested
Stem Nematode Highly Resistant
Northern Root Knot Nematode Moderately Resistant

 

% Resistant Plants Resistance Class Class Abbreviation
> 50 % High Resistance HR
31 – 50 % Resistant R
15 – 30 % Moderate Resistance MR
6 – 14 % Low Resistance LR
< 5 % Susceptible S

 


StandFast FastGrowth ratings are calculated from weekly measurements of varieties grown side‑by‑side from green‑up to harvest through the growing season. Expressed as average centimeters of growth per day.

Average cm / day Growth Rating
> 2.20 Very Fast
> 2.00 Fast
> 1.80 Average
> 1.60 Slow
< 1.60