MulchMaster is a California-based manufacturer, supplier, and application specialist of 100% pure tree wood mulch. In addition, we also remove and recycle old orchards and vineyards. MulchMaster is a California-based manufacturer, supplier, and application specialist of 100% pure tree wood mulch. In addition, we also remove and recycle old orchards and vineyards. MulchMaster is a California-based manufacturer, supplier, and application specialist of 100% pure tree wood mulch. In addition, we also remove and recycle old orchards and vineyards. MulchMaster is a supplier of clean biomass, which is converted to energy in power plants designed to use this material to create steam power or electricity. This energy is called biopower. Beneficial biomass use can be considered part of the terrestrial carbon cycle—the balanced cycling of carbon from the atmosphere into plants and then into soils and the atmosphere during plant decay. When. MulchMaster serves the needs of growers with clean, finely ground organic material for a variety of agricultural uses, including amending soils and in potting mixes. Our finely sized mulch can help optimize the pH balance of soils for specific crops such as blueberries that thrive in more acidic soil, or help balance highly alkaline soils. For nearly 2 decades, MulchMaster has been applying its high-quality mulches to Home Owner Associations, freeway slopes and off-ramp areas, cities, state agencies, playgrounds, and more. MulchMaster’s seasoned crews have years of experience placing mulch on some very challenging areas, but they always deliver above our client’s expectations, with an emphasis on speed and quality on EVERY. MulchMaster is a California-based manufacturer, supplier, and application specialist of 100% pure tree wood mulch. In addition, we also remove and recycle old orchards and vineyards. For more than 2 decades, MulchMaster has been providing the highest quality mulch and mulch services to Home Owner Associations, freeway slopes, off-ramp areas, cities, state agencies, construction sites, and playgrounds throughout all of California. We have a complete line of mulch products available for delivery, all made in California using 100% Pure Wood Mulch. In addition, our fleet of. MulchMaster is a California-based manufacturer, supplier, and application specialist of 100% pure tree wood mulch. In addition, we also remove and recycle old orchards and vineyards. California's Premier Mulch Company Comments on: Contact.