Persicaria minor — a medium houseplant, prefers partial sun light
SPECIMEN · FROM THE LIBRARY
Persicaria minor

Persicaria Minor

Updated · 239 observations
ON THIS PLANT

Persicaria minor is species of herb in the family Polygonaceae. Common names include pygmy smartweed, small water pepper and swamp willow weed. This herb is native to Asia, but distributed widely in Europe and Australia. It is used in South East Asian cooking.

A note from PlantMom

Minor smartweed shows moderate resistance to disease but can be susceptible to problems like leaf spot. Its vulnerability to insect pests varies by variety, though most are relatively less resistant to pests. Regarding care, Minor smartweed requires regular watering and fertilizing, along with frequent removal of yellow leaves. It is important to manage pests and diseases as they occur and to harvest the plant promptly. Minor smartweed is best suited to people who can invest some time and energy in regular maintenance.

— PlantMom
CARE GUIDE

How to keep Persicaria Minor.

Light

Minor smartweed is found in habitats like forest understories or rocky sites with natural shade. It prefers partial sunlight but can tolerate full sun when necessary. This flexibility lets it thrive under a range of light exposures.

Temperature

Minor smartweed prefers moderate temperatures, similar to those most people find comfortable. It does best in conditions that are neither very hot nor very cold. Excessive heat mainly increases the risk of sunburn, so offering some shade in summer is recommended to prevent overheating. When temperatures decline, Minor smartweed becomes dormant. To sustain continuous growth, warmer conditions must be kept through the winter. Frost can injure the plant and should be avoided.

Fertilizer

To maximize the yield and flavor of Minor smartweed, maintain ample nitrogen throughout the growth cycle, from pre-planting through harvest. Plants that are well-watered and fertilized produce abundant, healthy leaves and exhibit reduced bitterness. Before planting, amend the soil with organic matter such as compost or manure, ideally 2 to 8 weeks beforehand.

Pruning

For optimal growth and health, prune minor smartweed in the early to late spring. Begin by removing any dead or damaged stems, and trim back overgrown areas to maintain the plant's shape. Always use clean, sharp tools to ensure precise cuts. This careful pruning improves air circulation and light penetration, boosting the plant's overall vigor and reducing the risk of disease.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Perennial
Genus
Persicaria
Family
Polygonaceae
Hardiness Zone
8-11
Mature Height
30 cm to 61 cm
Mature Spread
20 cm to 40 cm
Leaf Color
Green, Dark Green
Leaf Type
Evergreen
Flower Color
Pink, White
Flower Size
0.25 cm to 0.51 cm
Bloom Time
Summer, Early fall, Mid fall
Planting Time
Autumn, Winter
Harvest Time
Late summer, Fall, Early winter
Native Area
Sri Lanka, Turkey, Sweden, Malaysia, India, Austria, Slovakia, Montenegro, Pakistan, Slovenia, Croatia, Belarus, Uzbekistan, Russia, Germany, Indonesia, Estonia, Romania, Latvia, Belgium, Netherlands, Nepal, France, Tajikistan, Czech Republic, Philippines, Bulgaria, Bangladesh, Poland, Laos, Greece, Ukraine, Serbia, China, Lithuania, Norway, Italy, Kazakhstan, Spain, Switzerland, Vietnam, Denmark, Mongolia, Finland, Iran, Ireland, United Kingdom, Hungary, Thailand
ALSO KNOWN AS

Other names.

en Small water-pepper en Pygmy Smartweed en Lesser persicaria en Least water pepper en Small persicaria en Swamp willow weed en Minor Smartweed en Small smartweed en Spotted ladysthumb
PLATES
Persicaria minor leaf
PLATE 01 · leaf
Persicaria minor leaf
PLATE 02 · leaf
Persicaria minor flower
PLATE 03 · flower
Persicaria minor flower
PLATE 04 · flower
Persicaria minor fruit
PLATE 05 · fruit
Persicaria minor bark
PLATE 06 · bark
ALSO IN THE LIBRARY

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