GrowSpan Blog

March 6, 2017    It is high tunnel season, and the most exciting time of the year. Starting early crops in a high tunnel can prepare you for early markets, when many seasonal growers will be strapped for produce. Plus, getting your hands in the dirt always helps get rid of those winter blues. With […]

March 1, 2017    Ed Rosenthal, the Guru of Ganja, has teamed up with Growers Supply to make two appearances in the month of March. The first will be from March 5-8 at the California Cannabis Business Expo in San Diego, California, while the second will be from March 20-22 at the Cannabis 2017 Cultivation […]

February 15, 2017    As growers across the country become licensed and ready to take their operation to a commercial scale, consulting firms across the country are pouncing on these new opportunities. While cannabis consulting firms provide a service that can be invaluable to many growers, a lot of these consulting groups seem to have […]

February 14, 2017    As the political climate surrounding the legalization and production of Marijuana shifts, so too, must the industry of agriculture. At this stage in the political environment, many experienced cannabis growers have gained their decades of experience experimenting in underground operations. Because of the individuality and different methods of experienced growers, there […]

February 10, 2017    Leafing, or defoliating as it is known in the growing community, is a very sensitive subject.  In many plants, trimming and pruning help to refocus energy from certain sections of a plant to promote the growth of other parts of the plant, usually around the flowering or fruiting phase of the […]

February 8, 2017    In 2010, Randy and Laura Pierce in Montana received funding through the NRCS (Natural Resources and Conservation Services) and EQIP, their Environmental Quality Incentives Program. The NRCS recently published a video featuring the Pierces’ GrowSpan high tunnel and provides a real life example of a successful high tunnel operation. Six years later, […]

February 3, 2017    Starting a farm can seem like a very romantic endeavor. In fact, if agriculture is your passion, there is something romantic about working the land and reaping your harvest. Those who have fallen in love with the earth know that love comes at a cost, takes a lot of hard work […]

January 26, 2017    The agricultural world is expanding, with each year bringing new advancements that growers’ only five years earlier could never have imagined. These days, many growers are producing their crops year-round within greenhouses and other controlled environments, with a number of those same growers producing those crops hydroponically, which can reduce water […]

January 24, 2017    If you haven’t read Part I, you can read it here. In part one we discussed that marijuana’s initiation of flowering is based on a critical period of uninterrupted darkness.  The fact that marijuana can be induced to flower at any size can be used to increase its yield considerably. Allowed […]

January 19, 2017 Marijuana has two main stages of growth: vegetative and flowering. Most varieties are “short-day plants” (sdp), and their stage of growth is determined by the number of hours of uninterrupted darkness the plants receive. Most varieties respond to a critical dark period (cdp) of at least 10.5 hours by initiating flowering. Other […]