Cannabis Late Flowering – Tips & Tricks to Maximize Terpenes, THC, and Yields. Jake Grentree’s a peak into the garden... This video contains years of study and hands on experience. The methods I use, not only maximize yields, but cannabinoids and terpenes too. BE WARNED!!! As a grower once you try these methods and see the results.... you’ll never grow the same again. Happy Friday! Keep on Growing! #IGCwillSurvive.