Hosta 'Krossa Regal'

Hosta

Family
Liliaceae (lil-ee-AY-see-ee)
Genus
Hosta (HOSS-tuh)
Synonym
Hardiness
Sun Exposure
4-6 ft. (1.2-1.8 m)
Bloom Time
Bloom Color
Other Details
Other details
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
Seed Collecting
Light Shade
Plant Size (check one)
Growing Habit
Growth Rate
Leaf Shape
Leaf Appearance
Degree to which the appearance is present
Leaf Texture (top)
Leaf Texture (bottom)
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Leaf Color
Color of Leaf Margin
Leaf Substance
Number of Vein Pairs
Appearance of Margin
Margin Width
Flower Shape
Flower Fragrance
Does it set seed?
Patent Information
Foliage Color
Large (leaf 81-144 square inches; plant 18”-28” tall)
Bloom Characteristics
Upright
Water Requirements
Medium
Where to Grow
Ovate
Regional

This plant is said to grow outdoors in the following regions:

Montgomery, Alabama

Oxford, Connecticut

Bonifay, Florida

Atlanta, Georgia

Cordele, Georgia

Lawrenceville, Georgia

Marietta, Georgia

Caseyville, Illinois

Edwardsville, Illinois

Machesney Park, Illinois

Nilwood, Illinois

Greenville, Indiana

Olathe, Kansas

Louisville, Kentucky

Russell, Kentucky

Silver Spring, Maryland

Lexington, Massachusetts

Uxbridge, Massachusetts

Ann Arbor, Michigan

Grand Rapids, Michigan(2 reports)

Plainwell, Michigan

Royal Oak, Michigan

Anoka, Minnesota

Minneapolis, Minnesota

New Ulm, Minnesota

Lothair, Montana

Cape May Court House, New Jersey

Columbia, New Jersey

Jamesburg, New Jersey

Mount Laurel, New Jersey

Ithaca, New York

Elizabeth City, North Carolina

Pittsboro, North Carolina

Belfield, North Dakota

Medora, North Dakota

Cincinnati, Ohio

Glouster, Ohio

Norristown, Pennsylvania

Pittsburgh, Pennsylvania

North Augusta, South Carolina

Rockwood, Tennessee

South Jordan, Utah

Broadway, Virginia

Kirkland, Washington(2 reports)

Augusta, Wisconsin

Dodgeville, Wisconsin

Eau Claire, Wisconsin

Lake Delton, Wisconsin

Marion, Wisconsin

Thiensville, Wisconsin

show all

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Gardener's Notes:

11
positives
2
neutrals
0
negative
Sort By:
Sort By:
C
ROSLINDALE, MA | January 2016 | positive

One of my favorite hostas.

Wonderful majestic stance, regal indeed, with an unusual upright vaselike habit, broadening wit...Read More

B
Eau Claire, WI | May 2012 | positive

Love the color, upright nature, easIly one of my favorites

S
Louisville, KY | April 2012 | positive

Found it in a discount bin, has grown beautifully in part sun and deep shade. The one plant is now five.I have it next to a rue - it cov...Read More

D
| August 2011 | positive

A very fast grower for me.Huge,impressive and beautiful.Foliage stays lovely and best of all no slug damage!!!

G
(Zone 5a) | May 2008 | neutral

a.k.a. Hosta nigrescens 'Krossa Regal'

M
Coon Rapids, MN (Zone 4a) | January 2008 | positive

A fast grower but a bit slow to spread. It look good in the middle of a medium to large hosta patch. It will held up its blue color throu...Read More

J
Lothair, MT (Zone 4a) | July 2007 | positive

In my garden on the border of zone 3/4, this hosta has been very reliable. It is not a fast grower, but it steadily increases.
...Read More

N
West Chazy, NY (Zone 4b) | March 2005 | positive

This one is at the top of my list. Lovely blue color lasting late in the season if grown in part shade. Beautifully vase shaped. Even the...Read More

S
Oklahoma City, OK (Zone 7a) | May 2003 | positive

Mine is not an especially fast grower, but I think that has to do with a shorter dormancy period here in the south. It has rich color an...Read More

F
| October 2002 | neutral

Although the foliage is lovely I cannot get my Krossa Regal to flower - one is in pretty deep shade and the other in moderate shade. Any answers?

B
B
| September 2002 | positive

Part Sun Best

L
Grove City, OH (Zone 6a) | May 2002 | positive

Due to the upright growth of this variety, it almost never has had slug damage in any garden I have seen.

If grown in full...Read More

G
Bonifay, FL (Zone 8a) | May 2002 | positive

Krossa Regal starts the season with powdery blue foliage by mid summer the vase shaped mound turns dark green. The flowering habits are n...Read More

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