1. The selection criteria used in the development of this variety include forage yield, forage quality,
persistence and resistance to one or more of the following pests: bacterial wilt, Fusarium wilt,
Verticillium wilt, anthracnose, Phytophthora root rot, and Aphanomyces root rot (Race 1 and Race 2).
2. This variety is adapted to North Central and East Central regions. This variety has been tested in
Iowa, Kentucky, Michigan and Wisconsin, and is intended for use in the North Central and East Central
3. Test variety is Moderately Fall Dormant, similar to FD4 checks. Test variety is Extremely
Winterhardy, similar to WS1 checks. Flower color (Syn2) is 90% purple, 10% variegated with a trace of
yellow, white and cream. This variety has high multifoliolate leaf expression.
4. This variety has high resistance to anthracnose (Race 1), bacterial wilt, Fusarium wilt,
Verticillium wilt, Phytophthora root rot, pea aphid, spotted alfalfa aphid, and Aphanomyces root rot (Race
1); with moderate resistance to root-knot nematode (M. hapla). Reactions to stem nematode and blue
alfalfa aphid have not been tested.
5. Seed increase is on a limited generation basis with one generation of breeder and two generations
of foundation and certified seed classes. Breeder (Syn 1), foundation (Syn 2 or Syn 3), and certified (Syn
3 or Syn 4) classes will be recognized. Production of Syn 3 foundation seed requires consent of the
breeder. Breeder seed was produced in the greenhouse in 1998 and in the field near Nampa, ID in 1999.
Forage Genetics will maintain sufficient foundation seed for the projected life of the variety. Stands of
foundation and certified seed fields are limited to 3 and 6 years, respectively.
6. Certified seed will be marketed in 2004.
7. No decision has been made concerning Plant Variety Protection Act.
8. The information in this application may not be forwarded to the PVP office.
Variety Name Lightning Extra
Experimental Designation(s) FG 4S442
Date NA&MLVRB first accepted this variety January 2004
Date(s) previous amendments were accepted None
Date amendment submitted November 1, 2005