Your ph is too high, as well as ppm. Your ph should rest no higher than 5.9 in veg, and ppms should not exceed 950 at any stage. 250-550 for clones to young/mid veg, 550-950 for older veg. Also, make sure your light being a 1000w on older veg plants, is 3-5 feet above your canopy, and you...