you could start them off in a green house in may or end of may should be enough heat in the ground then.
but you should be out now preparing the ground and getting ur shit together.
all the rest is in the form and welcome by the way joined and posted the same day. read the rest of the post and ya will get all the info needed.

as for how many grams that depends on you!
you could get up to 800g or 100g depends on seeds soil how high can grow them are they in ur back yard planted out wild what?
give us info and can put ya in the right direction
more info!:rastasmoke: