When first spotted, remove it by hoe before it becomes well-rooted. Rocket Seeds - Best for discreet packaging and shipping. As soon as your seedling has sprouted first leaves reach the surface you can remove the foil.  Source: [url=http://marketinsightcanada.com/cannabis-seeds-market-size-share-progress-forecast-2031-3/]http://marketinsightcanada.com/cannabis-seeds-market-size-share-progress-forecast-2031-3/[/url]