Well, some kinds of crops grow quickly & can be harvested early.
https://www.charlesdowding.co.uk/june-2015-harvests-and-plantings/
https://www.ourhappyacres.com/2010/07/july-harvests-eggplant-and-tomatoes/
I don't think it would be remiss to harvest that which is ready now, then some more pain-seeds can be planted in time to still be ready for the usual Autumn harvest.
;)