UNIVERSITY OF ARKANSAS HORTICULTURE 3103 SUMMARY SHEET

SCIENTIFIC NAME
 
COMMON NAME
Ilex crenata Thunb.
 
Japanese Holly
 PLANT FAMILY
SIZE GROUP
PLANT TYPE
Aquifoliaceae
3-5
evergreen shrub 

GROWTH HABIT, RATE:
Much-branched shrub, dense, rigid, compact habit. Eventual size and rate of growth is cultivar dependent.

ADAPTABILITY:
Full sun north, partial shade south. Protection from winter wind. Light, moist, well-drained soils.

FUNCTIONS:
Foundation plantings, hedges, massing, specimen, rock garden.

PROBLEMS AND MAINTENANCE:
Mite infestations. Black knot and nematodes. Roots are not cold tolerant and will need mulching in colder zones. Prune when new growth hardens.

NATIVE RANGE:
Japan, Korea, China

USEFUL RANGE (USDA Zones):
Zones 6-9 cultivar dependent

SUBSPECIES, VARIETIES, CULTIVARS:
A tremendous number of cultivars. 'Compacta'- dark green, slightly convex leaves, compact growth habit, hardier form, male clone; 'Hetzii'- larger form of 'Convexa', convex large lustrous dark-green leaves, female clone; 'Helleri'- compact form with smaller leaves.

Hort 3103 List Twelve