With the rumor that Starbucks is launching a spring line of lavender drinks, we took a look at some of the herb’s many health benefits. Herbs, in some sense, were the original medicine. Though no one is going to Starbucks in the hopes of being cured of their ailments, it’s interesting to look at the way lavender could be used besides the topping on a frothy frappuccino. The rumored Starbucks Lavender drinksInstagram and Twitter foodie Markie Devo leaked the news last month, earning excited gasps from Starbucks’ loyal fans. At the time, he claimed to have spoken to an employee of America’s most…