Imbued Focus

In your thirst for knowledge your body is exposed to vast amounts of arcane influence that has begun to manifest itself in new and mysterious ways.

your arcane focus has imbued itself into your skin and channels itself through your weapon. allowing you to use your weapon as your focus. 

you can use your bonus action to charge your weapon with a druidic spell (the spell will still follow the parameters of the spell) which activates upon a successful hit with your weapon. you can do this 3x before requiring a long rest to recharge this ability

you gain +1 to your spellcasting ability and your spellsave DC.