Definitely any flue cured (about half of your crop), at least one burley, two significantly different orientals, and one "other" tobacco.
Suggestions:
Flue cured - Delgold, Virginia Gold, Virginia Bright Leaf, Costello Negro
Burley - KY17, TN86, TN90, Harrow Velvet
Oriental1- Prilep, Izmir, Canik, Yenidge
Oriental2- Bursa, Black Sea Samsun/Samsun Maden
Other - Goose Creek Red, Kumanovo, MD609, Herzegovina Flor