Blackberry Kush is an indica-dominant strain of cannabis, resulting from a cross of Afghani and Blackberry- it exudes strong scents of berry and hops. Cannasseurs who prefer this cut gravitate towards its potential aid in rest, stress, and mood. 2g All-In-One Rechargeable Vape. With Select Essentials, you don't need to choose between the strains you love and quality oil. Essentials delivers a high potency oil with exceptional flavor and a wide variety of your favorite strains. Available in 2g All-In-One Rechargeable Vape.