Toxic Growth doesn't store damage from Most Crossbow skills

Toxic Growth skill doesn't store damage from Most Crossbow skills

Tested with Plaguefinger and 100% chance to poison

Grenade skills:
Gas grenade works as expected, charges pustules and makes them detonate early.
Cluster Grenades, no interaction at all
Explosive Grenade, no interaction at all
Flash Grenade, no interaction at all
Voltaic Grenade, no interaction at all
Oil Grenade, no interaction at all

Ammo skills:
Works with most skills that deal AoE damage at ground level
Glacial Bolt, no interaction at all
Hailstorm Rounds, works as expected
Explosive Shot, works as expected
Stormblast Bolts, works as expected
Does not work with all other ammo types not listed here