“I’ve always been convinced that this wine region produces very good wines, aromatic and fruity [...]. This is where Vernatsch grapes grow, that [...] are especially famous for producing an impressive, identifiable wine with a huge personality.”
Luigi Veronelli, November 2001
Even if Veronelli writes something like that, it would still be fundamentally wrong to only focus on the Kalterersee wine in Kaltern. Therefore there is a wide variety of autochthonous and international varieties that are grown quite successfully.
Here you can find a varietal summary: