Enchanted arrows don't explode when hitting the ground
In vanilla, an arrow that hits something that isn't alive applies its enchantment to the spot it hits.
It's pretty easy to see with Tribunal's PoisonGrip Arrows (ebony arrow_sadri).
(RM-3617 from redmine: created on 2016-11-06 by Evil Eye, , closed on 2017-01-15 by Kamil Bar)