tropical

Portora Elephant's Ear

Alocasia 'Portora'

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Portora Elephant's Ear (Alocasia 'Portora') at Eagle Crest Nursery

Portora Elephant's Ear foliage

Portora Elephant's Ear foliage

(Photo courtesy of NetPS Plant Finder)

Portora Elephant's Ear (Alocasia 'Portora') at Eagle Crest Nursery

Portora Elephant's Ear

Portora Elephant's Ear

(Photo courtesy of NetPS Plant Finder)

Height:  8 feet

Spread:  6 feet

Sunlight:  full sun  partial shade 

Hardiness Zone:  (annual)

Other Names:  Alocasia, Taro

Description:

Enormous, scalloped leaves on strong purple stalks, emerge from the center of this fast-growing hybrid, and can reach up to 8 feet; elegant as a large accent or screen; can tolerate some cold and grows well in containers

Ornamental Features

Portora Elephant's Ear's attractive enormous crinkled heart-shaped leaves emerge light green in spring, turning bluish-green in color the rest of the year on a plant with an upright spreading habit of growth. It features solitary conical creamy white hooded flowers with white centers rising above the foliage in mid summer. The purple stems are very colorful and add to the overall interest of the plant.

Landscape Attributes

Portora Elephant's Ear is an open herbaceous evergreen tropical plant with an upright spreading habit of growth. Its medium texture blends into the garden, but can always be balanced by a couple of finer or coarser plants for an effective composition.

This is a relatively low maintenance plant, and usually looks its best without pruning, although it will tolerate pruning. It has no significant negative characteristics.

Portora Elephant's Ear is recommended for the following landscape applications;

  • Mass Planting
  • Hedges/Screening
  • General Garden Use
  • Container Planting

Planting & Growing

This plant is native to the tropics and prefers growing in moist environments with evenly warm conditions all year round. In our climate, it is usually grown as an outdoor annual in the garden or in a container. If you want it to survive the winter, it can be brought in to the house and provided with special care, and then returned to the garden the following season. In its preferred tropical habitat, it can grow to be around 8 feet tall at maturity, with a spread of 6 feet. However, when grown as an annual or when overwintered indoors, it can be expected to perform differently, and its exact height and spread will depend on many factors; you may wish to consult with our experts as to how it might perform in your specific application and growing conditions.

This plant does best in full sun to partial shade. It is quite adaptable, prefering to grow in average to wet conditions, and will even tolerate some standing water. It is not particular as to soil pH, but grows best in rich soils. It is somewhat tolerant of urban pollution. This particular variety is an interspecific hybrid, and parts of it are known to be toxic to humans and animals, so care should be exercised in planting it around children and pets.

Portora Elephant's Ear is a fine choice for the garden, but it is also a good selection for planting in outdoor pots and containers. With its upright habit of growth, it is best suited for use as a 'thriller' in the 'spiller-thriller-filler' container combination; plant it near the center of the pot, surrounded by smaller plants and those that spill over the edges. It is even sizeable enough that it can be grown alone in a suitable container. Note that when growing plants in outdoor containers and baskets, they may require more frequent waterings than they would in the yard or garden. Be aware that in our climate, this plant may be too tender to survive the winter if left outdoors in a container. Contact our experts for more information on how to protect it over the winter months.

-- THIS IS A TROPICAL PLANT AND SHOULD NOT BE EXPECTED TO SURVIVE THE WINTER OUTDOORS IN OUR CLIMATE --

 
 
Hardiness Zone  Plant Height  Minimum Sunlight   
Characteristics
Massing  Screening  Garden  Container 
Applications
Flowers  Foliage Color  Bark 
Features & Attributes