Gardening brand is a term used to describe companies that produce products related to gardening. Two of the most popular gardening brands are ORTHO and MIRACLEGRO. ORTHO is a five-letter brand that produces a wide range of products for lawns, gardens, and other outdoor spaces. MIRACLEGRO is a ten-letter brand that specializes in soil, fertilizer, and other gardening products. Both brands are well-known for their quality products and have been trusted by gardeners for many years.