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Smartweed, Knotweed

Persicaria Microcephala 'Red Dragon'

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Overview

Persicaria microcephala 'Red Dragon' is a striking ornamental perennial featuring chevron-patterned leaves in shades of burgundy, green, and silver. Mature specimens reach up to 3 feet in height and spread 2 to 4 feet wide. This hardy plant thrives in USDA zones 4-7, preferring partial shade and moist soil. Its tiny, pinkish-white blooms appear in late summer, attracting pollinators. Ideal for adding contrast and color to borders and waterside plantings.

Sun Full, HalfWater Low, MediumZones 6–9Type PerennialClimate Temperate
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — The leaves unfurl to a size of approximately 4 to 5 inches long; this variety is prized for its

Culture

Sun
Full, Half
Water
Low, Medium
USDA zones
6–9

Shape & size

Classification

Type
Perennial
Family
Polygonaceae
Climate
Temperate

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Photos (115)

Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — this plant is sure to captivate and impress both the designer and the client, image 112
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — In late summer to early fall; commonly known as Smartweed or Knotweed
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — flourishing in partial shade to full sun and preferring consistently moist; white, image 102
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — these flowers add a delicate contrast to the bold leaves.<br><br>As an easy-to-grow, image 106
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — This hardy plant thrives in USDA zones 4-7, preferring partial shade and moist soil, image 71
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — white flowers in the garden; is an herbaceous perennial that offers a dramatic, image 90
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — 'Red Dragon' is excellent for adding low-maintenance visual interest to borders, image 107
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — Though not the main attraction
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — It's well-suited for USDA hardiness zones 4 to 8; these flowers add a delicate, image 101
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — perennial with white blooms; though not the main attraction
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — commonly known as Smartweed or Knotweed; it's well-suited for USDA hardiness zones 4, image 74
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — white flowers in the garden; is an herbaceous perennial that offers a dramatic flourish to any
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — Ideal for adding contrast and color to borders and waterside plantings; this hardy, image 73
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — This variety is prized for its striking foliage; perennial for full or half
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — This variety is prized for its striking foliage; perennial for full or half, image 76
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — Mature specimens reach up to 3 feet in height and spread 2 to 4 feet wide
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — inconspicuous white to pale pink flowers that rise in airy clusters above the foliage, image 35
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — commonly known as Smartweed or Knotweed; it's well-suited for USDA hardiness zones 4 to 8
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — inconspicuous white to pale pink flowers that rise in airy clusters above the foliage, image 81
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — perennial for full or half; this plant is sure to captivate and impress both the designer and the
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — commonly known as Smartweed or Knotweed; it's well-suited for USDA hardiness zones 4, image 97
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — In late summer to early fall; commonly known as Smartweed or Knotweed, image 103
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — Though not the main attraction; with its adaptability and ornamental qualities, image 59
Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — The leaves unfurl to a size of approximately 4 to 5 inches long; this variety is, image 100
Photographs by 9 contributors

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