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Medicago sativa

AFX 589

AFX 589

Fall Dormancy: 5.0
Winter Survival: 1.5
Disease Rating Index: 34/35
StandFast FastGrowth Rating: 2.19
AFX 589 Hi-Ton Alfalfa is tailored for growers who prioritize aggressive management and harvesting strategies to maximize both seasonal dry matter yield and forage quality. Ideal for production areas using fall dormancy 4 and 5 alfalfas, AFX 589 excels in environments where four or more cuttings are anticipated each season.

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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.
Hi-Ton®

Hi-Ton® alfalfa varieties offer high yield, disease resistance, and pest resistance for growers who want to push their alfalfa acres to maximize seasonal dry matter. These varieties ensure faster growth and recovery after harvest by accelerating green-up by 3 to 5 days, leading to more cuts per season and increased yield potential.

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Key features

  • Hi-Ton
  • Excellent yield potential
  • Very fast green-up after harvest
  • Performs well under dryland or irrigated conditions
  • Suitable where 4 or more cuts are desired

General Characteristics
Segment Forage
Species Alfalfa
Sci. Name Medicago sativa
Plant Characteristics
Stem Thickness Medium
Multifoliate (MF) Leaf Expression Frequency Low < 49%
Cutting System 4-6
Emergence (Days) 7
Growth Habit, Spring Semi-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 Not Tested
Cowpea Aphid Not Tested
Spotted Alfalfa Aphid Not Tested
Potato Leafhopper Not Tested
Stem Nematode 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 Very Slow