I have met someone who was dedicated to him.. They often assist with people needs and request an offering of poetry to him.
From Northern tradition for the Solitary Practitioner book suggest his colours are blue.
Altar suggestions-Musical items, well written impassioned books, the words of good poetry and/or songs, The rune Os.
Food and drink: Anything you would offer to an honored guest.
Offerings-help starving musicians and/or writers. Take young person/old to a concert, musical,play or other types of performance, introduce people with unfamiliar art [s] .
Do not give him Bad poetry.