Alfalfa Cultivar Releases

Cultivar Name Breeder(s) Year of Release Description
Cal Common 49 EH Stanford 1949 Selection from the land race Cal Common; tolerant to alfalfa dwarf, susceptable to bacterial wilt.
Caliverde EH Stanford, B Houston 1951 Backcrossing used to add bacterial wilt and pseudopeziza leafspot resistance.
Moapa [OF Smith], EH Stanford 1957 Nondormant. Joint release by SWAG (Southwest Alfalfa Group: USDA, Arizona, and California); spotted aphid resistance.
Caliverde 65   1966 Improved yield, with spotted aphid, stem nematode, and foliar disease resistance.
Moapa 69 [OJ Hunt, RN Peaden], WF Lehman, EH Stanford 1969 Nondormant. Improved spotted aphid resistance (SWAG).
UC Salton WF Lehman, EH Stanford, DC Erwin 1973 Very nondormant, upright growth; tolerance to the summer disease complex of the low desert valleys of California and to Phytophthora root rot; spotted aphid (biotype ENT-F) resistance, pea aphid tolerance.
UC Cargo WF Lehman, EH Stanford, DC Erwin, [MW Nielson] 1975 Very nondormant; resistance to spotted aphid (biotype H), phythophthora root rot, pea aphid; joint release with USDA.
CUF101 WF Lehman, EH Stanford, DC Erwin, [MW Nielson] 1977 Very nondormant; 1st cv. with blue alfalfa aphid resistance; resistance to pea aphid and spotted alfalfa aphid; moderate resistance to root rot but susceptible to bacterial wilt.
UC Cibola WF Lehman, VL Marble, DC Erwin 1984 Low resistance to blue alfalfa aphid, moderate resistance to phytophthora root rot, resistance to pea aphid and root-knot nematode, high resistance to fusarium wilt and spotted alfalfa aphid; adapted to the Palo Verde Valley; survives well in fields infested with four or more genera of root nematodes.
Highline LR Teuber, DA Phillips, LK Gibbs, WL Green 1997 Very nondormant; high resistance to fusarium wilt, pea aphid, spotted alfalfa aphid, and root knot nematode; resistance to phytophthora root rot and blue alfalfa aphid; very high yield in the low desert; protected by PVP.
UC-Impalo-WF LR Teuber, LK Gibbs, KL Taggard 2001 Very nondormant; high resistance to fusarium wilt, spotted aphid; resistance to phytophthora root rot, blue aphid, pea aphid, southern root knot nematode; moderate resistance to bacterial wilt; low resistance to southern anthracnose, silverleaf whitefly (1st cv. with this resistance); protected by PVP.