Union County is located in Northern New Jersey, to the. southwest of Manhattan, and just to the west of Staten Island to. which is connected by the Goethals Bridge. Within New Jersey it. is bordered by Middlesex County to the south, Somerset and. Morris Counties to the west, Essex County to the north, and.
Cold hardy, tropical trees and plants can give you that âislandâ feel all year long. In fact, a few cold hardy palms will grow as far north as the USDA plant hardiness zone 6, where winter lows dip to -10 F. (-23 C.).old hardy, tropical trees and plants can give you that âislandâ feel all year long. In fact, a few cold hardy palms will grow as far north as the USDA plant hardiness zone 6, where winter lows dip to -10 F. (-23 C.).
Most gladiolus varieties are only winter hardy to USDA zone 7. One exception is a hardy gladiolus (Gladiolus nanus). This type of gladiolus features 20-inch tall plants on corms that are winter hardy to USDA zone 5. Although many gardeners grow gladiolus for use as cut flowers, they are also attractive planted in an annual garden with zinnias, lavatera and celosia.