[frazzy]

is blight the same disease as black spot on roses or related in any way.

[WG.]

They are both fungal but otherwise unrelated.

Rose black spot is Diplocarpon rosae
Early Potato Blight is Alternaria solani
Late Potato Blight is Phytophthora infestans

[Annie]

ps no such thing as a silly question just a lot of people who didn`t  like to ask and are glad you did.

[WG.]

:idea:  I'll put it into the Glossary  :!:

[frazzy]

thanks WG