Photo by Melody
We rolled out several small fixes on January 29. If you encounter any problems, please report them in the designated thread in the DG Site Updates forum.

PlantFiles: American Holly
Ilex opaca 'Miss Helen'

bookmark
Family: Aquifoliaceae (a-kwee-foh-lee-AY-see-ee) (Info)
Genus: Ilex (EYE-leks) (Info)
Species: opaca (oh-PAK-uh) (Info)
Cultivar: Miss Helen
Hybridized by S. H. McLean; Year of Registration or Introduction: 1936

Category:
Trees

Height:
30-40 ft. (9-12 m)
over 40 ft. (12 m)

Spacing:
15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)
30-40 ft. (9-12 m)

Hardiness:
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)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:
Full Sun
Sun to Partial Shade

Danger:
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:
White/Near White
Inconspicuous/none

Bloom Time:
Late Spring/Early Summer

Foliage:
Grown for foliage
Evergreen

Other details:
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater
Provides winter interest

Soil pH requirements:
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information:
Non-patented

Propagation Methods:
From hardwood cuttings
By grafting

Seed Collecting:
Remove fleshy coating on seeds before storing
Properly cleaned, seed can be successfully stored
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Click thumbnail
to view:

By ViburnumValley
Thumbnail #1 of Ilex opaca by ViburnumValley

By ViburnumValley
Thumbnail #2 of Ilex opaca by ViburnumValley

By ViburnumValley
Thumbnail #3 of Ilex opaca by ViburnumValley

By ViburnumValley
Thumbnail #4 of Ilex opaca by ViburnumValley

By ViburnumValley
Thumbnail #5 of Ilex opaca by ViburnumValley

No details have been posted.

Regional...

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

Clermont, Kentucky
Georgetown, Kentucky
Louisville, Kentucky



We recommend Firefox
Overwhelmed? There's a lot to see here. Try starting at our homepage.

[ Home | About | Advertise | Media Kit | Mission | Featured Companies | Submit an Article | Terms of Use | Tour | Rules | Privacy Policy | Contact Us ]

Back to the top

Copyright © 2000-2015 Dave's Garden, an Internet Brands company. All Rights Reserved.
 

Hope for America