Cold Hardy Tropicals

One of the Hardiest Trunked Palms
About Trachycarpus Fortunei
Windmill palms (a.k.a. Chusan Palms) are native to a large region of southeastern Asia, ranging from India to China, and are found in mountainous elevations above 6,500 feet. They can face extended periods of below-freezing weather as well as heavy snow in their native habitats.
All members of the [...]

The Hardiest Sabal Palm
About Sabal Minor
Sabal minor, the dwarf palmetto, is native to the United States, and is considered to be almost as hardy as the needle palm. It grows naturally in the southeastern United States, and its natural habitat extends west to Texas and Oklahoma. Sabal Minor will eventually form a clump about 5-6 [...]

A young needle palm

About Rhapidophyllum Hystrix
Rhapidophyllum hystrix, the needle palm, is generally considered to be the most cold-hardy palm. It is a slow-growing palm with a shrub-like form, and usually does not form a large trunk. It is indigenous to the coastal southeastern United States, from Mississippi to South Carolina.
Hardiness
Conservatively, the needle palm is hardy [...]

A surprising number of palms can survive in cold-winter climates. The most cold-hardy palms are usually found naturally growing in high elevations, or in colder inland areas, less moderated by ocean influences. For example, palms in the genus Trachycarpus are found growing in high alititudes in the Himalayas, and native stands [...]