Based on my sampling of 2019 and 2020 Silvaner GG at the Wiesbaden Preview, while there were good wines made in both vintages, the acidities are too relaxed to permit Franken Silvaner to show its true greatness in either vintage.
BÜRGERSPITAL ZUM HEILIGEN GEIST
2020 (Würzburg) Stein-Harfe Silvaner GG
Mineral, golden apple nose. Moderate acidity, some richness on palate, a bit of a burn (alcohol?), good length. 90/B+
JULUISSPITAL WÜRZBURG
2019 (Würzburg) Stein-Berg Silvaner GG
Minerality with more acidity than the Staatliche Hofkeller Stein-Berg (different vintage), but precision is lacking here. 88/B-
Fürst LÖWENSTEIN
2019 (Homburg) Kallmuth Silvaner GG
Minerality in nose; pure on palate with minerality, rainwater clarity, good acidity. 92/A
Rudolf MAY
2020 (Retzstadt) Himmelpfad Silvaner GG
Quince nose, decent acidity, clarity, precision. 91/A-
2020 (Thüngersheim) Rothlauf Silvaner GG
Pear and peach fruit, decent acidity, clarity. 90/B+
STAATLICHE HOFKELLER WÜRZBURG
2020 (Würzburg) Stein-Berg Silvaner GG
Minerality with moderate acidity and some burn. Drink young. 88/B-
Paul WELTNER
2020 (Rödelsee) Hoheleite Silvaner GG
Pure, mineral nose. Medium-weight, moderate acidity, excellent clarity, some minerality. 91/A-