Rose oil, and rose quartz both have a strong love vibration so far as energy. I don't know about herbs but I wanted to add this. Before I had a partner I used them in love spells before.
Gebo is one of them people can use for this not to sure on the runes aspect. I was always using Mars or Venus energies for this.
Its pretty not hard to get results from a spell. Especially if your open and add the aspect of connecting to the perfect real partner drawing them to you. Within a week or two maybe a month max you should meet them if you do it right.
What will be hard is finding someone who is homosexual who is not into either Marxism and a degenerate lifestyle or Xtianity and having hang ups about it. That sucks but I am sure you can do it. I would add something along these lines in the affirmation if I were you or you may be dealing with some stuff you won't care for.