12/21/2023 0 Comments Sky pencil holly hedge![]() ![]() ![]() 'Sky Pencil' is an introduction of the U.S. A typical 4-6' tall specimen may only be 10-12" wide. 'Sky Pencil' is an exceedingly narrow, fastigiate form which grows somewhat slowly in a vertical, pencil-like column to 10' tall but only 2-3' wide. Specific epithet is in obvious reference to the crenate margins of the leaves. Genus name comes from the Latin name Quercus ilex for holm oak in reference to the foliage similarities (holm oak and many of the shrubs in the genus Ilex have evergreen leaves). It is noted for its ovate to elliptic, crenate to serrulate, glossy, spineless, evergreen, deep green leaves (to 1 1/4" long) which are attractive all year, 4 petaled white flowers which bloom in 3-7 flowered cymes in late spring (May-June), and black rounded somewhat inconspicuous fruits (drupes to 1/4” diameter) which mature in fall on pollinated female plants. Sky Pencil Japanese Holly, A narrow, columnar form with dark green foliage that stays neat year-round, and often sports small purple berries in fall. ![]() It is native to forests, thickets and mountain slopes in Japan, Korea, China and eastern Russia (Sakhalin). National Arboretum, this selection should be about 5. Dark green, glossy leaves are small and rounded. Ilex crenata, commonly known as Japanese holly or box-leaved holly, is a dense, multi-branched, evergreen shrub with a rounded form that typically matures to 5-10’ tall and as wide. A tall, slender, female holly with a distinctive, upright habit, Ilex crenata ‘Sky Pencil’ makes an attractive structural feature in perennial garden or container, or it makes an unusual, slow-growing hedge. ![]()
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