| Business | Phone |
| Long Island Flower Growers 46 Daly Dr, Riverhead 11901 | (631) 727-4685 |
| Homeside Florist Route 25 & Route 105amp;, Riverhead 11901 | (631) 722-3380 |
| Riverhead Flower Shop 324 E Main St, Riverhead 11901 | (631) 727-2960 |
| Landscape Adventure 5570 Sound Ave, Riverhead 11901 | (631) 722-3313 |