Exorcism, prosperity, astral travel, finding faeries.
1 part ginko
1 part mugwort
1 part valerian
1 part spearment
pinch of anise/anise extract
pinch of allspice
Valerian is a sedative, and shouldn't be taken in large amounts. (Also attracts cats like catnip, so keep it in a safe container if you don't want it to get chewed up)
NOTE: Please be very, VERY careful when taking these teas! These are powerful herbs, meant to be used by more or less experienced herbalists and witches. To use, put in a tea ball and steep for 5 or 6 minutes.