| Business | Phone |
| Long Island Perennial Farm 28 Reeves Ave # A, Riverhead 11901 | (631) 727-0009 |
| East Coast Nurseries Inc 301 Reeves Ave, Riverhead 11901 | (631) 727-8887 |
| North Fork Christmas Tree Farm 119 Sound Ave # A, Riverhead 11901 | (631) 369-9592 |
| North Fork Nursery 448 Herricks Ln, Riverhead 11901 | (631) 722-3850 |
| Felix Perennials 244 Horton Ave, Riverhead 11901 | (631) 369-0311 |