Wine Doctrine
2018

Ultramarine Blanc de Blancs Michael Mara Sonoma Coast

Tasted 26 March 2023 Sonoma County · Sonoma Coast

Putting on the California shades and temporarily leaving Champagne in the rear view mirror, I get a real sense of what this sparkler is trying to convey, which is basically, let me be me. Every time I try to categorize…

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Ultramarine
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2018

Ultramarine Blanc de Blancs Heintz Vineyard Sonoma Coast

Sonoma County · Sonoma Coast

Yellow and white pear dominant, with lemon, malt, and frothy white mineral elements making for a rather ripe and hefty performance, but one in which balance and seamlessness is properly maintained. A…

Reviewed 19 September 2026
2018

Ultramarine Sparkling Rosé Heintz Vineyard

Sonoma County · Sonoma Coast

This is a much meatier and advanced version than what I’ve experienced from the 2018 Rose. In fairness to the producer, it was an auction bottle (with a disgorgement date a week later than the ones I…

Reviewed 30 August 2026
2017

Ultramarine Blanc de Blancs Heintz Vineyard Sonoma Coast

Sonoma County · Sonoma Coast

Though the lemon and apple flavors are sound and controlled, they are laced with a sourness in this vintage that never fully shakes off during the entirety of consumption. I don’t mind it, but I…

Reviewed 25 August 2026
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