Photo of Ilex serrata 'Koshobai' foliage, fruit by Kristine Paulus

Photo by Kristine Paulus

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Ilex serrata 'Koshobai'

Also Known As

  • Finetooth Holly
  • Japanese Winterberry

Plant type

shrub

size

  • H: 24"
  • W: 24"

planting zones

  • 5a-10b

Ilex serrata 'Koshobai' plant details

Ilex serrata 'Koshobai' is a broadleaf deciduous shrub with green foliage. In spring white flowers emerge followed by red fruit. Attracts bees making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular water. Does well in average and well-drained soil. A good option if you're seeking something verticillium wilt resistant.

CHARACTERISTICS OF Ilex serrata 'Koshobai'

Plant type: shrub
Plant family: aquifoliaceae
Foliage: deciduous green
Mature size: 24 IN wide, 24 IN tall
Flowers: white blooms in spring
Uses: winter interest

GROWING CONDITIONS for Ilex serrata 'Koshobai'

USDA Zones: 5a - 10b
Sun exposure: sun - mostly sun
Watering frequency: regular
Resistant to: verticillium wilt
Soil needs: average and well-drained

Nursery contributed plant descriptions

A dwarf form named in Japan. An excellent plant with its small (tiny) red fruit and dark purple new growth. Makes an excellent bonsai or container plant. Doesn’t need a pollinator.

Gardening facts about Ilex serrata 'Koshobai' plant

How to Grow Ilex serrata 'Koshobai'

  • Sun Exposure

    • sun - mostly sun
  • Water Needs

    • regular
  • Soil Needs

    • average
    • well-drained
  • Special Situation

    • verticillium wilt resistant

Features

  • Foliage Color

    • green
  • Flower Color

    • white
  • Wildlife

    • bees
  • Fruit

    • red
  • Flower Season

    • spring
  • Foliage Season

    • deciduous
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