Can you solve the HLT properties puzzle? Key

Down:

1) WATERMAN MEADOW, 5) PRIMROSE FARM, 8) FRELINGHUYSEN MARSH

ACROSS:

2) WATERMAN MEADOW, 3) PRIMROSE PRESERVE, 4) FRELINGHUYSEN FIELDS, 6) SINGING WOOD, 7) VON ZUBEN, 9) BRIDLE TRAILS, 10) KOVEN FIELD, 11) GATEHOUSE