JabWith Silver soil lifted, = Aluvials
The springing of life from old roots grow. = Excitment of SH from an old investment planted long ago or old conglomerate.
Green shoots shot by our shifty Buddy = Money delivered out of leadbetter or something to do with royalty money.
A smoking gun gathers fuel snippets
For our Journey = SP from the fired gun is a bullet that gathers energy for our trip to DMS land
That is my Jab