Who is Scotts Miracle Gro biggest competitor?

Who exactly poses the greatest challenge to Scotts Miracle-Gro in the market for lawn and garden products? Are we looking at a specific company that specializes in similar products, or perhaps a larger conglomerate that has recently ventured into this space? What factors make this competitor stand out as the biggest threat to Scotts Miracle-Gro's market share, be it pricing, product quality, brand recognition, or a combination of these? How does Scotts Miracle-Gro plan to address the competition and maintain its position as a market leader?