This is our Blenheim Nurseries Garden Center page. We have listed the full address of Blenheim Nurseries, phone numbers and websites. Blenheim Nurseries is in Colchester. Blenheim Nurseries sells gardening and lawn care supplies, garden tools and equipment, garden furniture, water gardens and garden accessories in Colchester. 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 Colchester.