| NJ | New Jersey State Botanical Garden Ringwood |
| LA | Laurelwood Arboretum Wayne |
| FA | The Frelinghuysen Arboretum Morris Township |
| BB | Bamboo Brook Outdoor Education Center Chester Township |
| WA | Willowwood Arboretum Chester Township |
| PI | Presby Iris Gardens Upper Montclair |
| VV | Van Vleck House and Garden Montclair |
| GG | Greenwood Gardens Short Hills |
| GN | Greater Newark Conservancy Newark |
| CE | The Cross Estate Gardens Bernardsville |
| RR | Reeves-Reed Arboretum Summit |
| BR |
Branch Brook Park Newark |
| LB | Leonard J. Buck Garden Far Hills |
| CP | Colonial Park Gardens East Millstone |
| DF | Duke Farms Hillsborough |
| RG | Rutgers Garden New Brunswick |
| SM | Sister Mary Grace Burns
Arboretum at Georgian Court University Lakewood |
| ML | Lewis W. Barton Arboretum at Medford Leas Medford |