A picture shows grapes of the grape variety Roesler
© AWMB / Oberleitner

Origin: Austria, LFZ Klosterneuburg

Parentage: New breed from Blauer Zweigelt and Klosterneuburg 1189-9-77 (= Seyve Villard 18-402 x Blaufränkisch); by Dr.Gertrude Mayer, LFZ Klosterneuburg.

Vineyard area: 238 ha, 0.5 %. This variety has been registered as a quality grape variety since 2000, and is one of the PIWI varieties.

Important ampelographic features
Leaf: large; five to seven lobes with a heavily blistered surface
Grape cluster: with loose, large grapes; conical; shouldered; and 1-2 wings with small, round blueish-black berries

Ripening time: mid-early season

Significance, conditions: Because of its strong colour, the Roessler variety is used as a blending partner. It is a partially resistant to oidium and peronospora and completely resistant to winter frost.

Wine: Brings red wine with a characteristic forest berry aroma. The colourful grapes yield extremely dark wines - rich in extract, body and tannins.