Anthracnose is a condition of black or brown spots but zinc deficiency and rust is also a possibility. The cultivars most likely for these deficiencies are: Kiowa, Gloria Grande, Pawnee and Mohawk.
Anthracnose is a condition of black or brown spots but zinc deficiency and rust is also a possibility. The cultivars most likely for these deficiencies are: Kiowa, Gloria Grande, Pawnee and Mohawk.