Grapevines are more drought-tolerant than thought

When pushed to the limits, the plants survive

Zinfandel grapevine

GRAPE SHOT Grapevines, like this healthy Zinfandel plant, have an incredible resilience to drought, a new study shows.

G.A. Gambetta, S.D. Castellarin

The latest word on the grapevine is promising.

During more than a decade of observation, grapevines in Napa, Calif.,