DIG B25B 0-10 GPH Adjustable Multistream Bubbler at 15-25 psi Barb (25 Pack) Available in 360 Degree and 180 Degree patterns for individual plants or closely spaced plantings Recommended for planter boxes, large pots, groundcovers, and shrubs Can be extended with 1/4" micro tubing or connected into the 1/2" drip tubing or supply line Efficient and reliable method for applying water