"Targeted action" means outbreaks are being swiftly dealt with, the health secretary says.
Beauty salons, spas and tattoo parlours are also allowed to reopen in the latest phase of changes.
Up to 200 vegetable pickers and packers will remain on the farm in Herefordshire while isolating.
Two years after the maximum term was doubled in England and Wales, ministers may do so again.
Only about half of independent pubs expected to reopen Monday, with many chains staying shut.