Medicago sativa

FF 42.A3

FF 42.A3

Fall Dormancy: 4.4
Winter Survival: 1.4
Disease Rating Index: 35/35
StandFast FastGrowth Rating: TBD

FF 42.A3 Alfalfa features an enhanced disease resistance package, providing industry-leading protection against multi-race Aphanomyces. Designed to help growers safeguard yield potential, it has improved disease resistance and cold tolerance. In addition to its robust disease package, FF 42.A3 offers excellent forage yield and improved forage quality, making it an ideal choice for growers looking to maximize both productivity and feed value.

Key features

  • Industry leading disease package offering enhanced multi-race protection against Aphanomyces
  • Excellent forage quality
  • Excellent forage yield
  • Very good winterhardiness
  • Very high multifoliate leaf expression

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) Highly Resistant
Root Type Tap
Aphanomyces Root Rot (Race 1) Highly Resistant
Early Spring Growth (CM) 35
Aphanomyces Root Rot (Race 2) Highly Resistant
Plant Height, Spring (CM) 106
Aphanomyces Root Rot (Enhanced) Highly Resistant
Growth Habit, Spring Semi-Erect
Blue Alfalfa Aphid Not Tested
Fall Regrowth (CM) 33
Cowpea Aphid Not Tested
Stem Thickness Medium
Pea Aphid Resistant
Multifoliate (MF) Leaf Expression Frequency Very High
Spotted Alfalfa Aphid Resistant
Average Multifoliate Expression 3.1
Stem Nematode Resistant
Days to Flowering 34
Potato Leafhopper Not Rated
Approx. Seeds/Kg. 500000
Northern Root Knot Nematode Not Tested
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) 8-10

 

% 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