Portugal white wine has a large array of native varietals, producing an abundant variety of different wines. The wide array of Portuguese grape varietals contributes as significantly as the soil and climate to wine differentiation, producing distinctive wines from the Northern regions to Madeira Islands, and from Algarve to the Azores.

Portuguese white wines planted higher up can be florally perfumed and fresh. The white wines are now real aromatic trail blazers from companies like Sogrape and Quinta das Maias,

In Portugal only some grape varietals or castas are authorized or endorsed in the Demarcated regions, such as:

Vinhos Verdes - White castas Alvarinho, Arinto (Pedernã), Avesso, Azal, Batoca, Loureiro, Trajadura; red castas Amaral,

Borraçal, Alvarelhão, Espadeiro, Padeiro, Pedral, Rabo de Anho, Vinhão.

White castas Arinto, Cercial, Donzelinho branco, Folgazão, Gouveio, Malvasia Fina, Moscatel Galego branco, Rabigato,

Samarrinho, Semillon, Sercial, Roupeiro, Verdelho, Viosinho, Vital.

Bucelas - White castas Arinto, Sercial e Rabo de Ovelha.

White casta Malvasia white castas Arinto, Fernão Pires, Rabo-de-Ovelha, Tália, Trincadeira-das-Pratas, Vital, Verdelho,

Tamarez, Cerceal branco, Alicante branco, Chardonnay, Malvasia-Rei, Pinot blanc, Sauvignon,

Alvarinho, Moscatel-Graúdo, Síria, Viosinho.

Verdelho Tinto e Tinta Negra; white castas Sercial, Malvasia Fina (Boal), Malvasia Cândida, Folgasão (Terrantez), Verdelho.

White castas Galego Dourado, Ratinho, Arinto.

White castas Arinto, Roupeiro, Manteúdo, Moscatel Graúdo, Perrum, Rabo de Ovelha.

White casta Moscatel de Setúbal.

White castas Encruzado, Bical, Cercial, Malvasia Fina, Verdelho.

White castas Antão Vaz, Arinto, Fernão Pires, Rabo de Ovelha, Roupeiro