He cant he needs a water stone
Lombre can evolve at any level because it doesn't evolve according to level, you need to use a Water Stone in order to evolve.
Lombre is one of the pokemon that do not evolve by level he evolves by using a water stone.
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It evolves at level 15 into Lombre.
you have to evolve it with a water stone
Lombre will evolve when you use a water stone on it, there is no other way.
it evolves at level 14, you use a water stone to evole lombre in to ludicolo
You have to us a Leaf Stone on your Lombre. You can't evolve your Lombre by level.
Lotad evolves into Lombre at Level 14.
*Lotad* evolves at level 14 into a Lombre. Using a water stone on a Lombre makes it evolve into Ludicolo. Don't evolve Lombre until it has some good moves, because after it evolves it doesn't naturally learn any more moves.
any level, just let lombre hold the water stone and then train it to the next level
train lotad to level 14 and it should evolve