2 Green Flags and 2 Red Flags for Tilray and Aphria

What's more exciting (to cannabis investors, at least) than growing a massive amount of marijuana? If you said, "combining the holdings of two major cultivators to grow a truly colossal amount of marijuana," you're probably already salivating over the merger between Tilray (NASDAQ:TLRY) and Aphria (NASDAQ:APHA), set to happen later this year.