When to Ev Train?

In single-player experiences, the only time you'll need EV Training is if you want to tackle some of the challenging facilities like the Battle Tower, Battle Maison, Battle Tree, etc., because in the later rounds there, all of the Pokémon you fight against will be EV Trained.

Is it better to EV train from level 1?

Nope. No matter what level you train them at, when they get to the same level, they will have the same stats.

Is it too late to EV train?

1 Answer. There is no level too late to EV train, ev training can b done at any level as long as EVs aren't maxed out.