Vineyard Row Mulcher WHATCOM MANUFACTURING, INC. Vineyard model is specifically designed for vineyards. Available with two different spreading mechanisms for dual purpose use. The twin belt discharge will cover spread two rows at once. Mulch Bed width can be tailored to row by adjusting belt speed and diversion flaps. Organic mulch or grape pumice are easily deposited to the desired depth for maximum coverage and efficiency. This Attachment is easily removed and a dual spinner discarge assembly can be installed in minutes.Click HERE to find out more. With this unit material will be broadcast spread across the entire row. Next >>