Very generally, an early summer bloom could mean any time from May into June; midsummer, late June into early August and late summer anywhere from the end of July to late September. Plants don't know nuthin' about calendars and it is always a bit tricky guestimating when a specific plant is likely to bloom.
Taurine is present in bulls livers, semen and urine. One thing is certain, the taurine used in energy drinks such as Red Bull is taken from these sources. Taurine found in energy drinks is a byproduct of bull testicles, it is considered not to be vegetarian friendly.
such as the Longhorn Cattle Company performed tests on energy drinks and found in fact they do contain bull sperm.. (Why a livestock company would want to test commercial beverages for the presence of bull sperm remains unexplained.).