Mc Gregor Co Chemical Warehouse 352 Ringo Rd Palouse, WA 99161 Phone : (509) 878-1861 Business Category Garden Centers Fertilizer Retail Mcgregor Company Palouse, WA 99161 Phone : (509) 878-1861 Business Category Garden Centers Fertilizers & Agricultural Chemicals Insecticides Farm Supplies Fertilizer Retail Animal Health Products (Wholesale) Fertilizer