Green Thumb Nursery in Lake Forest, CA is Orange County's premier garden center & plant nursery. Discover our 5-acre property filled with drought-tolerant plants, California native plants, fruit trees, vibrant flowers, water plants, perennials, annuals, houseplants, citrus trees and succulents. We offer a free landscape design service, personalized expert garden advice, and assistance in selecting perfect indoor & outdoor plants. Find top-quality gardening supplies, sustainable landscaping essentials, beautiful home & garden décor, patio furniture, and garden accessories. Experience unbeatable variety & exceptional customer service at Green Thumb, your ultimate gardening destination in Orange County and go-to plant nursery and garden store.