Outdoor planting times in raised bed?

[Calyxander]

IME, most strains of cannabis can shrug off colder overnight temps better than tomatoes or peppers for example.
As long as there is no chance of frost, you should be good to go.

When to plant outdoors?

If you are in the US you can enter your zip code here in order to check your last frost date: http://davesgarden.com/guides/freeze-frost-dates/#b Good luck!