inside. >> oh, wow. >> and these are going to be extracted. and then the juice from the extract is going to be used to fill vape pens. >> oh, wow. if you're buying a vape, you're buying this fluffy stuff. >> this is how your vape pen started out. >> before you guys were working in this business, what were you doing? >> working in the field. >> in the field. you like this job better? >> yeah, it's better. >> we're taking cannabis out of warehouses and out of hidden little places and bringing it to a real agricultural community where people have the skills to deal with a crop like this. >> so this is the structural support. >> reporter: as deangelo works to increase cannabis production at his greenhouses, up in the bay area he's investing money to expand his medical marijuana dispensaries for recreational sales. >> we've gone from one construction site to another construction site. >> welcome to another construction site. yes. >> this location is almost like ground zero. how many more of these are you