a aditi roy in california. >> the lines are long because n the disc are deep.ome cannabis up to 80% off. >> cdc used to be 20 to $30. green croas it over here for $5 an theig which is way better. it's not hurting my pocket. >> reporter: the reason? tsix months after thete of california legalized recreational marijuana, new regulations are scheduled to take effect,july 1st which require all cannabis products on store shelves undergo extensive lab testing for potency. so pot growers are unloading their inventory before it becomes illegal. they slash prices as low as possible so they won't have to toss out the pot. >> there are lines going out the dooand down the sidewalk. it's like it's 4/20 every single day. >> but labs at test clinics are busy, too. >> we've seen a tenfold ncrease. >> the new testing requirements bs creating a backlog at l like steve hill in berkeley. it's one of 31 testing labs in s california, ate with over 400 licesed retailers. chief officer daniels say he doesn't expect it to lighten up any time soon, so they're moving into a bigger buildi

aditi roy has more. >> reporter: san francisco is about to elect a new mayor in a wide open race andany voters have strong opinions about the issues important to them. >> i understand the tech companies coming in, but the problem is that they have pushed out a lot of the old-time residents. >> two problems. one is mentallyll homeles people, and two is drug addicts. >> thereanre eightdates running for mayor but the top three contenders appear to be london breed, jane kim, and mark leno and the city's housing crisis seems to be front and center in the that's where tech leaders come in companies like twitter, airbnb, and uber have almoved into san ancisco the last few years, and the infusion of highly paid engineers has been blamed for the city's housing crisisnd rise of mamelessness. ny tech leaders are looking for solutions to these problems ll the candidates addressed those topics, breed, the fron arunner,ears to have the most aggressive plan for building more homes. she's pledged to create at least 5,000 units of housing per year and has backed removing homeless people from the stre

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as aditi roy tells us, this startup is tryin to hel us by up ending produ and is teaming upith a big retailer. she's in california for us tonight. >>eporter: the 100 people who work in this sprawling corporate office buildg near santa nrbara, california, are literally givin life to produce. they work for appeal science, a startup that produces a plant based coating that extends the shelf life for weeks and sometimes even doubles it. >> these lemons are now four month old. these are untreated and these are eptreated. >>ter: james rogers founded appeal when he was still a pc scientist. backe then knew little about polymer. >> reporter: rodgers went ahead with the idea anyway and it proved fruitful. today appeal is backed by many investors including the bill and lelinda gates foundation. now app avocados will be in costco stores. >> that's right. that's right. >> rogers say people who use this can dramatically increase supply and food waist costs people $18 billion a year. this is one of the biggest challenges that retailersheace is amount of shrink. >> the coating is made of peel of ve

our aditi roy reports tonight from a farm in stockton, california. >> well, i'm looking for like if there's more than two apples in a bunch. >> reporter: jeff has beeng growala apples along with cherores and walnuts 30 years on his 1800-acre farm in stockton, california. the galas arendtill young green right now, but by the end of july, these apples will be ready for harvest, eventually ending up in stores likealmart and sam's club. >> how are the apples looking this year? >> apple crop looks very good. i think we're going to have some great-quality apples this year. >> reporter:ut he alsoexports a quarter of them to canada, and about 10% tco me and now, with trade tensions rising among the u.s., its nafta partners and the eu, he's worried. what's kind of going through my mind is, here we go again. because unfortunately, when there's any st of a trade dispute, agriculture always get targeted first. >> there's a lot at stake for u.s. farmers,s leaders exchange tough words amid president trump's announcement of tariffsn steel and aluminum, from canada, mexico, and the eu. >> you just don't kn

leading to a frenzy to sell off nonlab-tested product before the july 1st deadline in california aditi royth more. aditi. >> i know, i'm kind of at the epicenter of all this. there are stores selling at much as 80% off we're at a lab that's doing testing, and this lab has seen a ten fold increase in the last couple weeks for their services. and the reason is, as you mentioned, regulation that takes place this sunday, and it requires that all cannabis products throughout the state at licensed retailers be extensively lab tested as a result, we're seeing a frenzy trying to off load all of their inventory. most of that supply has not been tested we went to green cross dispensary where they're having discounts as much as 80% off store owners are also bracing for supply issues, though, next week the reason, labs like this one are getting so inundated by demand, but many labs are seeing delays in getting that pot back to retailers to put back on store shelves after being tested there are currently 31 state labs for testing throughout the state of california. compare that to more than 400 license

. >> aditi roy from san francisco. >>> if you're looking to get into the pot stock trade, tim has adviced over to the plaza to break it down. >> trying to give you a basket on how to trade this very exciting space wch is combination of the recreational trade and the biopharma trade. this is maybe 25% of your basket right now. bruce linton from canopy is sending a lot of time in germany and latin america where, in fact, they're using the dian model to grow and the other part that i think people e looking for, tipally in some emerging markets, and i don't mean necessarily the ones i've followed but you don't neceily want to sell gold, you want to sell the picks and shovels to the gold miners and that's how people are looking to get exposure which is the state place and we have a couple good ide ideas. i think this is -- call this boyne bitcoin to the crypto world. it's listed on new yor can follow the way the stock is rerated and has been a conduit for the whole sector but you can see in just one year we have this blowoff who is sito what was going on in the crypto space we've had this con

. >>> i'm aditi roy with the cnbc market wrap. u.s.ing slightly after president trump's trade adviser says there are no plans for investment restrictions on any countries. the dow tumbling 328 points. the s&p falling 38. the nasdaq dropped 161 points. that's it from cnbc. first in business worldwide. now back to the "mtp daily." >>> welcome back. house republicans worked flew the weekend on a so-called compromise immigration bill. bucking president trump's advice on friday to stop, quote, wasting their time on the issue until after the mid terms when trump says more republicans will be elected. the fruits of their weekend labor remain uncertain but kevin mccarthy promised on fox news this morning there will be a vote on the compromise legislation this week. >> there will be a vote this week. not only will it put the money forward for the wall. it will tie any immigration proposal going forward to the money for the wall. that it has to be built. it has to be built. it will end catch and release. it will go to a merit based system for im

aditi roy joins us with this devastating story. kelly that's right because of pressure from consumers, cities and companies are making that switch from plastic straws to other materials that are better for the environment. here at the ferry building in san francisco, a lot of the eateries are using paper straws. some of the top producers of compostable plastic straws including eco straws and eco products that sells to restaurant chains, stadiums and universities paper straws are another popular option ardvark straws says its sales have gone up 5,000% in the last couple of years. and glass straws, simply straw says they have quadrupled their sales since january. but it costs less than a penny to make a plastic straw. compare that to 4 cents for compostable plastic straw, 6 cents for paper straw and 50 to 60 cents for a glass straw it seems like compostable and paper straws are the best alternatives mcdonald's is replacing with paper straws and bon appetit has banned plastic straws at 1,000 locations. we did our own test dip all of th

tongue in cheek straw poll more and more companies are replacing plastic straws with paper ones aditi royisco with more on this growing debate and why it's taking place >> good morning to you adding one more pun to the mix, it might be the last straw for the plastic straws as more and more companies are choosing paper, glass, or metal ones plastic or paper that straw poll is becoming increasingly familiar at mcdonald's to starbucks. mcdonald's says it's fazing out plastic straws in the uk and ireland. the company wants to be an environmental leader >> whatever we can do around waste and reicycling, it's a bi part of our business. >> states have considered passing bans on plastic straws straw manufacturer which supplies to chains like burger king and kfc in asia and europe warns switching to alternative materials would cost four to five times more which could end up hurting consumers and there are a lot of companies in this mix. starbucks uses an estimated 2 billion straws per year. earlier this year, nearly a third of company shareholders supported a proposal to faze out plastic straws >>