This is our Garden Supply & Maintenance Co Garden Center page. We have listed the full address of Garden Supply & Maintenance Co, phone numbers and websites. Garden Supply & Maintenance Co is in London. Garden Supply & Maintenance Co sells gardening and lawn care supplies, garden tools and equipment, garden furniture, water gardens and garden accessories in London. You�ll find everything from plants, shrubs and trees to soil and gardening tools. All the supplies you�ll need to build your garden. This Garden Center is in London.