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Hybrid Elm 'Green King'


Family: Ulmaceae (ulm-AY-see-ee) (Info)
Genus: Ulmus (ULM-us) (Info)
Cultivar: Green King


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Foliage Color:

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Bloom Characteristics:

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Water Requirements:

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Where to Grow:

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over 40 ft. (12 m)


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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)

Sun Exposure:

Full Sun


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Bloom Color:

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Bloom Time:

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Other details:

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Soil pH requirements:

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Patent Information:


Propagation Methods:

From softwood cuttings

By grafting

Seed Collecting:

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This plant has been said to grow in the following regions:

Weldona, Colorado

Denison, Iowa

Gardeners' Notes:


On Jan 30, 2009, coyotehollow from Weldona, CO wrote:

I received two of these from Gurney's years ago, just to watch them bud out--put out a leader, and then die in the summer heat. They really didn't impress me much. That being said, I purchased two more of them rooted out in mini pots from Stark Brothers and wow what a difference! The one I planted that received minimal watering from my sprinkler is doing fantastic, and even surpassed the irrigated second elm in growth. Both are doing well this winter and remain flexible, so I am certain they will be viable.

I filled in as much info as I could from the wikipedia on this elm, it does not have a patent but does have a trademarked name from 1964 from a nursery in Missouri I believe. It also may not be a hybrid, but a "sport" (variation--mutant) from an existing siberian elm nea... read more


On Nov 19, 2006, lkz5ia from Denison, IA (Zone 5b) wrote:

I like elms, and this hybrid is no exception. I've had it for 3 growing seasons so far, and it has growed fast. I'm excited to see it 20 years down the road. It on top of a hill, with no protection from the wind. This year was its first year it seeded, and I planted the seeds. One seed came up. I could see the quantity of seeds as a minor problem in the future. The info about this particular hybrid is lacking.