Plant Library

perennial

Colossal Hosta

Hosta 'Colossal'

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Colossal Hosta (Hosta 'Colossal') at Town And Country Gardens

Colossal Hosta

Colossal Hosta

(Photo courtesy of NetPS Plant Finder)

Plant Height:  32 inches

Flower Height:  4 feet

Spacing:  4 feet

Sunlight:  partial shade  full shade 

Hardiness Zone:  2

Other Names:  Plantain Lily, Funkia

Description:

An outstanding and large variety featuring textured, deep green, heart-shaped leaves; pale lavender flowers appear on tall scapes during the mid-summer months; adds color, texture and contrast to shaded garden beds; low maintenance and easy to grow

Ornamental Features

Colossal Hosta features dainty spikes of lavender bell-shaped flowers rising above the foliage in mid summer. Its enormous textured heart-shaped leaves remain dark green in color throughout the season.

Landscape Attributes

Colossal Hosta is a dense herbaceous perennial with tall flower stalks held atop a low mound of foliage. Its wonderfully bold, coarse texture can be very effective in a balanced garden composition.

This is a relatively low maintenance plant, and is best cleaned up in early spring before it resumes active growth for the season. Gardeners should be aware of the following characteristic(s) that may warrant special consideration;

  • Insects

Colossal Hosta is recommended for the following landscape applications;

  • Accent
  • Mass Planting
  • General Garden Use
  • Groundcover

Planting & Growing

Colossal Hosta will grow to be about 32 inches tall at maturity extending to 4 feet tall with the flowers, with a spread of 4 feet. When grown in masses or used as a bedding plant, individual plants should be spaced approximately 4 feet apart. Its foliage tends to remain dense right to the ground, not requiring facer plants in front. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 10 years. As an herbaceous perennial, this plant will usually die back to the crown each winter, and will regrow from the base each spring. Be careful not to disturb the crown in late winter when it may not be readily seen!

This plant does best in partial shade to shade. It prefers to grow in average to moist conditions, and shouldn't be allowed to dry out. It is not particular as to soil type or pH. It is somewhat tolerant of urban pollution. This particular variety is an interspecific hybrid. It can be propagated by division; however, as a cultivated variety, be aware that it may be subject to certain restrictions or prohibitions on propagation.

 
 
Hardiness Zone Plant Height Minimum Sunlight
Characteristics
Accent  Massing  Garden  Groundcover 
Applications
Flowers  Texture  Plant Form 
Ornamental Features

Disclaimer - This Plant Finder tool is an online resource representing many of the varieties that we carry over the course of the season, and is intended for informational purposes only. Inventory varies seasonally, so we cannot guarantee that every plant will be in stock at all times - please contact the store directly for availability. It does not include our entire inventory of plants, so be sure to visit our store to see varieties that may not be represented on this list.