• Overview
    Light Needs:
    Full sun
    Watering Needs:
    Water regularly- weekly or more often in extreme heat.
    Average Landscape Size:
    Moderate growing 6 to 8 ft. tall and 2 to 3 ft. wide.
    Key Feature:
  • Detail
    Botanical Pronunciation:EYE-leks kre-NAY-tuh
    Plant type:Shrub
    Sunset climate zones:3 - 9, 14 - 24
    Growth habit:Columnar, Compact, Narrow
    Growth rate:Moderate
    Average landscape size:Moderate growing 6 to 8 ft. tall and 2 to 3 ft. wide.
    Foliage color:Dark Green
    Garden styleAsian/Zen, Contemporary
    Design IdeasThis columnar holly makes a great vertical accent in narrow spaces. Use in portable pots and boxes for porch, patio and terrace. Try pairs to flank a wall fountain or a sculpture. Use four matched at corners of a simple parterre. Exceptional at front entry to traditional architecture. Plant close together for a windbreak, privacy screen or solid background for an artistic focal point.
    Companion PlantsPeony (Paeonia); Azalea (Azalea); False Holly (Osmanthus); Blueberry (Vaccinium); Astilbe (Astilbe)
  • Care
    Care Information
    Follow a regular watering schedule during the first growing season to establish a deep, extensive root system. Feed with a general purpose fertilizer before new growth begins in spring. For a tidy, neat appearance, shear annually to shape.
    Light Needs:
    Light needs: Full Sun
    Full sun
    Watering Needs:
    Water needs: Moderate
    Water regularly- weekly or more often in extreme heat.
  • History & Lore
    I. crenata is native to Japan, China, Korea and Taiwan. Sky Pencil is a cultivar found in 1985 in the garden of Dr. Masao Yokoi in Kawaguchi, Japan by Longwood Gardens curator, Rick Darke, and chief horticulturalist, Sylvester March. It was introduced by the U.S. National Arboretum in Washington, D.C.