Jeff Rotman / Man and woman with Cannabis plant in organic Marijuana farm, Pueblo, Colorado, USA, June 2015. . Marijuana has legalized in the state of Colorado, and this farm produces Marijuana for medical and reta...

Jeff Rotman / Man tending Cannabis plants in organic Marijuana farm, Pueblo, Colorado, USA, June 2015. Marijuana has legalized in the state of Colorado, and this farm produces Marijuana for medical and retail purpo...

Jeff Rotman / Cannabis / Marijuana buds drying at a commercial in organic Marijuana farm, Pueblo, Colorado, USA, June 2015. Marijuana has legalized in the state of Colorado, and this farm produces Marijuana for med...

Jeff Rotman / Cannabis plants growing under artificial light, in organic Marijuana farm, Pueblo, Colorado, USA, June 2015. . Marijuana has been legalized in the state of Colorado, and this farm produces Marijuana...

Jeff Rotman / Man and woman with Cannabis plant in organic Marijuana farm, Pueblo, Colorado, USA, June 2015. . Marijuana has legalized in the state of Colorado, and this farm produces Marijuana for medical and reta...

Philippe Clement / Cannabis / hemp (Cannabis sativa) plants growing in plantation, June

Philippe Clement / Cannabis / hemp (Cannabis sativa) plants growing in plantation, June

Philippe Clement / Cannabis / hemp (Cannabis sativa) plants growing in plantation, June

Philippe Clement / Common hop (Humulus lupulus) vines in cultivation, Belgium, April.

Philippe Clement / Common hop (Humulus lupulus) vines in cultivation, Belgium, April.

MYN / Andrew Snyder / Jackfruit (Artocarpus heterophyllus) Chenapau, Guyana. Meetyourneighbours.net project.

Pete Oxford / Marijuana (Cannabis indica) fields in rainforest, Guyana