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Medicago sativa

Magnum 7

Magnum 7

Fall Dormancy: 4.0
Winter Survival: 1.6
Disease Rating Index: 34/35
StandFast FastGrowth Rating: 1.54
Magnum 7 Alfalfa offers high-yielding, non-hybrid genetics with excellent forage quality potential and a wide harvest window. Known for its consistent performance, Magnum 7 has very good disease resistance. This variety scores well for winter survival and persistence, making it a reliable choice for long-term alfalfa production in challenging conditions.

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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.

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Key features

  • A favourite of western commercial hay growers and northeast dairyman
  • Great forage quality potential
  • Proven management flexibility
  • Consistent performance
  • Adapted for three to five cutting management systems

Segment Forage
Bacterial Wilt Highly Resistant
Species Alfalfa
Fusarium Wilt Highly Resistant
Sci. Name Medicago sativa
Verticillium Wilt Highly Resistant
Cutting System 3-5
Anthracnose (Race 1) Highly Resistant
Emergence (Days) 7
Anthracnose (Race 5) Not Tested
Root Type Tap
Aphanomyces Root Rot (Race 1) Highly Resistant
Aphanomyces Root Rot (Race 2) Resistant
Aphanomyces Root Rot (Enhanced) Not Tested
Growth Habit, Spring Semi-Erect
Blue Alfalfa Aphid Resistant
Cowpea Aphid Resistant
Stem Thickness Thin
Pea Aphid Resistant
Multifoliate (MF) Leaf Expression Frequency Trifoliate
Spotted Alfalfa Aphid Resistant
Stem Nematode Highly Resistant
Potato Leafhopper Not Tested
Approx. Seeds/Kg. 500000
Northern Root Knot Nematode Highly Resistant
Approx. Seeds/Lb. 227000
Phytopthora Root Rot Highly Resistant
Seeding Rate - Alone/New (Kg./Hectare) 17-23
Seeding Rate - Alone/New (Lbs./Acre) 15-20
Seeding Rate - Mixes (Kg./Hectare) 7-15
Seeding Rate - Mixes (Lbs./Acre) 6-12

 

% 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 Very Slow