Re: Non-binding it may be, but we're still doomed.
You could not even muster enough people to pick strawberries this season and you are blocking the Poles from coming in as of March, who is gonna come and work on the farm, now, you or your idle kids ?
That's a Europe-wide problem unrelated to Brexit. French winegrowers are complaining that no-one wants to pick grapes (50,000-worker shortfall this month, according to the press), with similar problems in Portugal.
Too many snowflakes that are unwilling to put in a decent day's hard work. When they find that they can't eat their smartphones they may learn to feel differently.