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Fresh cannabis plants are around 80% water (all %'s by weight); curing generally begins after the cannabis has lost half of it's initial mass, and contains approximately 33% of it's initial water.
Long term use of marijuana does affect fertility in both men and women. For men, marijuana causes a lower sperm count and smaller volume of seminal fluid, that is about half of the normal amount. However, Marijuana also causes abnormalities in the existing sperm.The problem comes from timing.or men, marijuana causes a lower sperm count and smaller volume of seminal fluid, that is about half of the normal amount. However, Marijuana also causes abnormalities in the existing sperm. The problem comes from timing.