Copper is the organic answer to downy mildew and an EU candidate for substitution. Why the phase-out keeps slipping, and what stays in the soil.
WINE EDITORIAL
Friday, October 16, 2026
Copper is the organic answer to downy mildew and an EU candidate for substitution. Why the phase-out keeps slipping, and what stays in the soil.
Cover crops in vineyards sequester up to four times the carbon of typical cropland. The science, the trade-offs, and what leading regions now require.
The TERROIR Letter — dispatches from the wine world and an exclusive pick. Every Thursday.