I grew up believing everyone that used cannabis was good people. It had been my experience even until recently. then I got my medical card, met lots more people, disappointed in my lifelong assumption.
best mj reading I've done was jorge cervantes grow bible, leaves no stone unturned.
one error though, beware; shining red light on seeds will NOT influence their sex. matter of fact, nothing will, the sex is set before that seed is mature in its comfy calyx while forming. jorge has corrected the misinformation since and agrees, until we find some purple arc'd voodoo ray someday.