This lunar calendar thing.
If it is waxing for leaf and waning for root. Or visa versa. Whatever.
Do we plant things like fennel and spring onions where we can use the roots and the leaf at the full moon or do it half and half?
To encourage growth, a waxing moon.
To discourage, the waning moon.
http://www.thegardenersalmanac.co.uk/Data/Moon%20phases/Moon%20phases.htm (http://www.thegardenersalmanac.co.uk/Data/Moon%20phases/Moon%20phases.htm)