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Iris x kochii

Also Known As

  • Iris kochii
  • Flag Iris

Plant type

perennial

size

  • H: 2'
  • W: 18"

planting zones

  • 4a-9b

More Options

Iris x kochii plant details

Iris x kochii is a broadleaf deciduous perennial with blue and green foliage. In fall and spring purple flowers emerge. Grows well with sun - mostly shade and occasional water. Does well in alkaline and well-drained soil. A good option if you're seeking something seaside / salt tolerant and verticillium wilt resistant.

CHARACTERISTICS OF Iris x kochii

Plant type: perennial
Plant family: iridaceae
Foliage: deciduous blue and green
Mature size: 18 IN wide, 2 FT tall
Flowers: purple blooms in fall and spring
Uses: cutting garden, edging plant, fragrant, rock garden

GROWING CONDITIONS for Iris x kochii

USDA Zones: 4a - 9b
Sun exposure: sun - mostly shade
Watering frequency: occasional
Resistant to: deer and rabbit, seaside / salt and verticillium wilt
Soil needs: alkaline and well-drained

Nursery contributed plant descriptions

An exceptional Iris, performing reliably in all but the shadiest of gardens, and having both beautiful flowers and valuable foliage. The sturdy stems of strongly scented, regal purple, flag iris flowers are are held above compact clumps of sword-like, grey-green leaves. Under favourable conditions it will repeat bloom several times throughout the year. As with all Iris feed well and avoid high nitrogen fertilizers. Prefers a well drained, alkaline soil and thrives in coastal conditions. Used to great effect in large drifts, mass plantings or as edgings, due to the neat foliage, and is often combined with Iris albicans for a stunning combination.Extensively used by the landscaping industry, it is available bare rooted in any quantity. Trade enquiries welcome.

By: Zephs

Gardening facts about Iris x kochii plant

How to Grow Iris x kochii

  • Sun Exposure

    • sun - mostly shade
  • Water Needs

    • occasional
  • Soil Needs

    • alkaline
    • well-drained
  • Special Situation

    • seaside / salt tolerant
    • verticillium wilt resistant

Features

  • Foliage Color

    • green
    • blue
  • Flower Color

    • purple
  • Wildlife

    • deer resistant
    • rabbit resistant
  • Flower Season

    • spring
    • fall
  • Foliage Season

    • deciduous
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