How cold hardy is Washingtonia robusta?

Easy to grow and exotic-looking, Washingtonia robusta is fairly hardy, but may experience significant frond damage if temperatures dip to 20°F (-6°C). It has a high tolerance for salt and is a good choice for planting near coastlines. It also is very wind resistant.

How do I care for my Washingtonia robusta?

Grow in fertile, well-drained soil in full sun. Protect in winter. Under glass, grow in loam-based compost with added leaf mould and sand in full light. Water moderately and feed monthly in growth.

Can you grow Washingtonia robusta in pots?

Washingtonia robusta can be planted directly in the ground or in a pot.

Is Washingtonia robusta invasive?

Mexican fan palm is a common landscape ornamental that has become invasive in riparian areas, orchards and landscaped areas. This palm is known to create monospecific stands in riparian areas, and dead fronds of the tree can create a fire hazard.

Are Washingtonia palms cold hardy?

Washingtonia filifera (California Fan Palm) Easy to grow and exotic-looking, Washingtonia filifera is quite cold-hardy and can survive short periods at 23ºF (-5ºC).

Does Washingtonia palms freeze?

Mexican Fan Palm is cold hardy and can tolerate cold down to 10F but temperature lower than 23F might damage leaves. It is great for growing in USDA Zones 8a (10 to 15 F) to 11 (above 40 F).

How do I prune my Washingtonia robusta?

Cut through the base of one of the tree’s dead, brown or yellow leaf fronds with the loppers or pruning saw. Cut as close to the palm’s trunk as possible, but avoid cutting into or nicking its bark. Drop the frond to the ground. Handle the fronds with care so you don’t cut yourself on their spiny stems.

How do I care for my Washingtonia robusta UK?

How to care

Pruning Needs no regular pruning, but dead leaves may be removed by cutting close to the leaf base leaving stubs to create a neat pattern.
Pests Glasshouse red spider mite and scale insects may be troublesome.
Diseases Generally disease free.

How fast does a Washingtonia palm grow?

2 to 4 feet per year
It is determined to robustly dominate the world. These bird dung-disseminated, easy-to-naturalize trees will rapidly grow at the rate of 2 to 4 feet per year to an eventual height of more than 120 feet.

Are palm trees considered invasive?

Most palm trees don’t have invasive roots. Palm trees’ root systems grow laterally in the top few feet of soil. Palms have many small roots that are unlikely to overrun a space and cause issues.

Why are palm trees invasive?

Palm trees require massive amounts of water and don’t provide much shade, and the risk of fungal and weevil destruction makes replacing the trees an unsustainable choice.

Where does the Washingtonia robusta tree come from?

Washingtonia robusta var. gracilis (Parish) Parish ex Becc. Washingtonia robusta, the Mexican fan palm or Mexican washingtonia, is a palm tree native to western Sonora, and Baja California Sur in northwestern Mexico. It is reportedly naturalized in Florida, California, Hawaii, Texas, parts of the Canary Islands, Italy, Lebanon, Spain, and Réunion,

What should I do with my Washingtonia robusta?

The Washingtonia Robusta is a cold-tolerant palm. 3. Six inches away from the trunk but in a circular pattern place a 3-inch layer of mulch. This mulch will help to keep weeds down, hold moisture for your palm, keep the soil temperature cool, add nutrients as it decomposes besides giving a more eye-catching beautiful appearance.

How tall does a Washingtonia robusta fan palm grow?

The Washingtonian Robusta or Mexcian Fan Palm is an amazing plant that can reach heights of up to 100 ft, These palms are widely used and can be seen gracing the landscapes of many newly built homes especially office building. What makes this palm so great is it is a hardy plant and a fast grower.

What are the reproductive characters of Washingtonia robusta?

The adaxial hastula is prominent with tattered, papery margins. The base of the lower surface of the leaf blade densely covered with near white pubescence. Reproductive characters: Inflorescences are numerous, branched to at least three orders, and project from the crown extending beyond the leaves. Individual flowers are bisexual, white.