The wind here is equally, if not more so, responsible for causing herbaceous plants to wilt.  Many will need daily watering and maybe shade if available.
When you say " 'local' leaves funguses and diseases" I presume you mean Spanish.
To avoid the US sites, select "Pages from the UK" on the left of the listings if you're using Google .co.uk as your browser.  As for info on Spanish growing matters, it's probably just as easy to ask on here.