| High Altitude Varieties (Altitude: 1700–2300m, Rainfall: 1000–1500mm) |
|
| ADC 600-23A |
Trans Nzoia, Uasin Gishu, West Pokot, Keiyo, Marakwet, Laikipia, Nakuru, Kisii, Kiambu |
| KH600-14E |
Trans Nzoia, Uasin Gishu, West Pokot, Keiyo, Marakwet, Laikipia, Nakuru, Kisii, Kiambu |
| KH600-15A |
Mt. Elgon slopes, Trans Nzoia, West Pokot, Uasin Gishu, Nandi, Greater Kericho, Taita, Nyeri (upper parts), Laikipia, Lower Nyandarua |
| KH600-16A |
Trans Nzoia, Uasin Gishu, West Pokot, Keiyo, Marakwet, Laikipia, Nakuru, Kisii, Bungoma, Mt Elgon, Kiambu |
| 600-15A |
Mt. Elgon slopes, Trans Nzoia, West Pokot, Uasin Gishu, Nandi, Greater Kericho, Taita, Nyeri (upper parts), Laikipia, Lower Nyandarua |
| H614D, H6213, H629, H628 (Kenya Seed Co.) |
High altitude zones |
| Medium Altitude Varieties (Altitude: 1200-1600m, Rainfall: 800mm and above) |
|
| WH507 |
Western Kenya (Kakamega, Bungoma, Busia, Kisii), Nyanza Region (Homa Bay, Suba, Migori, Rongo, Siaya, Bondo), South Rift (Tinderet, Nandi, Kericho, Bomet, Narok, Sotik, Trans-Mara), Central (Muranga, Kiambu, Kirinyaga), Eastern (Embu, Meru, Machakos, Kitui, Mwingi) |
| KH500-33A |
Same as WH507 |
| WH505 |
Same as WH507 |
| KH500-13A |
Same as WH507 |
| WH403 |
Same as WH507 |
| WH402 |
Same as WH507 |
| H624, H524, H525, H526, H513, H515, H516, H517, H518, H519, H520, H521, H522 (Kenya Seed Co.) |
Medium altitude zones |
| Dryland Varieties (Rainfall: 200-500mm, Maturity: 90-120 days) |
|
| DH01, DH02, DH03, DH04 (Kenya Seed Co.) |
Taita Taveta, Mwatate, Lamu, Mpeketoni, Homa Bay, Rongo, Unguja, Siaya |
| KDV-1 (OPV), KDV-6 (OPV) (Freshco) |
Same as above |
| Striga Resistant Varieties |
|
| FRC 425R (Freshco) |
Striga-affected medium altitude zones |
| WH 303 (IR) (Western Seed Co.) |
Striga-affected medium altitude zones |
