At a glance

Producer

Greywacke

Region

Marlborough, New Zealand

Grape variety

Sauvignon Blanc

Wine type

White

Body

Medium-bodied and Crisp

Sweetness

Dry

Typical price

$25-$35

Tasting profile

Intense tropical and citrus aromas, lively lime and passion fruit flavors with subtle herbal notes

Evolution: Fruit acidity will mellow slightly, developing more minerality and complexity over next 3-4 years

At peak: Clean, focused palate with balanced citrus, stone fruit, and mineral layers; refreshingly crisp finish

Structure

Acidity

High, typical of Marlborough Sauvignon Blanc

Tannins

None (White, Sauvignon Blanc)

Alcohol

13.5%

Aging potential

Good up to 8 years due to balance of acidity and fruit concentration

Drinking window

Peak drinking

2022 to 2026

Optimal window

2021 to 2028

Current status

Excellent drinking now, can continue to evolve

Current condition

Fresh, vibrant with good acidity and flavor intensity

The 2020 vintage in Marlborough was of good quality with ripe fruit and balanced acidity. Greywacke's Wild Sauvignon is crafted with attention to intensity and freshness, giving it medium-term aging potential uncommon for most Sauvignon Blancs. The natural acidity and careful winemaking allow it to develop nuanced complexity while retaining vibrancy through 2026.

Food pairing

Great with fresh seafood (oysters, scallops), goat cheese, green salads, and lightly spiced Asian dishes

Serving

Serving temperature

8-10°C / 46-50°F

Decant

Not required

Sustainability

Sustainability score: 8/10

Greywacke emphasizes sustainable farming practices including water conservation, integrated pest management, and reduced chemical inputs. Use of native plantings to support biodiversity and manage soils. Winery uses energy-efficient equipment and recycles water.

Greywacke is widely recognized for its commitment to sustainable viticulture and winemaking in Marlborough. While not fully organic or biodynamic, it follows stringent environmental practices to reduce chemical use and conserve resources. The sustainable certification from SWNZ underpins their efforts. Combined with efficient packaging and transport logistics targeted at minimizing carbon footprint, Greywacke Wild Sauvignon 2020 rates highly for sustainability relative to comparable New World Sauvignon Blancs.