But she dismantled Vandeweghe's misfiring game on Court 18, a day after the heavy-hitting American had shone on Centre when knocking out Italian sixth
seed Roberta Vinci.
The women's single match between Italian sixth
seed Francesca Schiavone and Australian Jelena Dokic will be the second match at centre court before Britain's Andy Murray begins his quest of claiming his first grand slam against Spain's Daniel Gimeno-Traver.
TENNIS: Italian sixth
seed Roberta Vinci reached her third straight Barcelona Open final yesterday as she struck back from behind to defeat home favourite Laura Pous-Tio on a final set tie-break.
In the first race, Eivind Astrup (Norway) sailed Norwegian Steam to his second win of the week, with Germany's Wolfgang Stolz's third place in Opus One providing a threat to overall leader Vincenzo Onorato, with the Italian sixth
in Mascalzone Latino.
Hampshire's Chris Wilkinson was dumped out of the men's competition on the indoor courts at Weybridge by Italian sixth
seed Laurence Tieleman 7-5, 6-3.
seed Gianluigi Quinzi awaits in the last four, with Edmund admitting his quarter-final had been a stiff test.