I also got this mad clean fresh cool feeling taste from blue dream growing them, they stayed really bushy and green too; here's a photo of a high negative ion grow for your reference: SOG blue dream 600w adjusted spectrum growlush bulb:
also here's another photo of what happens with neg ions; you get swelling at the nodes, which is a scientifically documented effect I read before doing it, and yeah it's true. check out near the stem
edit; I under-fertilized on this occasion also, but it was the best weed I ever had