Photo of Pycnostachys urticifolia flower by Annie's Annuals & Perennials

Photo by Annie's Annuals & Perennials

Used with permission, all rights reserved

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Pycnostachys urticifolia

Also Known As

  • Blue Witches' Hats

Plant type

perennial

size

  • H: 5'
  • W: 5'

planting zones

  • 9a-11

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Pycnostachys urticifolia plant details

Pycnostachys urticifolia is a fast-growing broadleaf evergreen perennial with green foliage. In fall, spring and winter blue flowers emerge. Features glossy texture. Grows well with mostly sun and regular water. Does well in average and well-drained soil.

CHARACTERISTICS OF Pycnostachys urticifolia

Plant type: perennial
Plant family: lamiaceae
Foliage: evergreen green
Mature size: 5 FT wide, 5 FT tall
Flowers: blue blooms in fall, spring and winter
Uses: easy-to-grow, long-blooming, tropical-looking, winter interest, year round interest

GROWING CONDITIONS for Pycnostachys urticifolia

USDA Zones: 9a - 11
Sun exposure: mostly sun
Watering frequency: regular
Soil needs: average and well-drained

Nursery contributed plant descriptions

Everyone needs Fall & Winter excitement in their garden & this outrageous South African shrub is the guy to do it! Strong & sturdily multi-branching to a quick 5’ x 5’, this easy to grow wonder bears hundreds of upright cobalt blue “Witches’ Hats” from Fall to Spring! Prominently displayed at branch tips, the 4” densely packed spikes open from the bottom, creating the fanciful brim. Evergreen with pleasing glossy heart-shaped leaves, it’s truly an outrageous sight to behold in bloom. Prune back to 3’ in Spring to maintain a nice bushy shape. Flowers first year!

By: Annie's Annuals & Perennials

Gardening facts about Pycnostachys urticifolia plant

How to Grow Pycnostachys urticifolia

  • Sun Exposure

    • mostly sun
  • Water Needs

    • regular
  • Soil Needs

    • average
    • well-drained

Features

  • Foliage Color

    • green
  • Flower Color

    • blue
  • Flower Season

    • spring
    • fall
    • winter
  • Foliage Season

    • evergreen
  • Texture

    • glossy
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