ProSource Plus is a supplier of professional potting mixes and growing materials for nursery operations, serving growers across the Eastern United States. The company focuses on helping customers save time and money on growing inputs while supporting healthy root development and vibrant plant growth. Its offerings include aged, graded Virginia pine bark for growers who blend their own mixes; base nursery blends in textures ranging from coarse to fine; and amended grower blends formulated for perennials, hanging baskets, and greenhouse crops. ProSource Plus also supplies bulk coco coir, including pith, chips, and custom combinations, available as coir blocks or expanded coir in totes and bags.

Alongside its products, the company provides technical sales support, dependable communication, and delivery services intended to make ordering and receiving materials straightforward. Delivery options include full walking-floor truckloads, dump trucks, totes, and bags. ProSource Plus aims to help growers produce plants that remain attractive and easier for customers to care for after purchase, combining product expertise with practical service for nursery businesses.