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

Persicaria Thunbergii

Updated · 2 observations
ON THIS PLANT
A note from PlantMom

Thunbergs has strong disease resistance and is generally not highly susceptible to illnesses. However, it can be vulnerable to pests and diseases present in its environment. These infections are generally mild. Regarding care, the plant requires a moderate level of maintenance. It should be pruned regularly to preserve a good appearance and support healthy growth. Fertilizing can also help encourage flowering. Thunbergs is appropriate for anyone with outdoor space, such as a garden or patio, and does not demand extensive experience in plant care. It may need more attention when grown indoors.

— PlantMom
CARE GUIDE

How to keep Persicaria Thunbergii.

Light

Thunbergs originate in environments with dappled sunlight, such as forest understories or rocky areas that provide natural shade. They thrive in partial sun but can also adapt to full sun conditions.

Water

Thunbergs thrive with regular moisture and need to be watered weekly. While they have some drought tolerance, it's beneficial to mulch them in outdoor settings. This helps retain soil moisture, especially during their active growing season when they require more water.

Temperature

Thunbergs is a plant native to areas with temperate climates. It performs best in temperatures from 68 to 95 °F (20 to 35 ℃). If temperatures stray considerably beyond that range, seasonal adjustments may be necessary to support its growth.

Fertilizer

Thunbergs respond well to regular, low-strength applications of fertilizer to encourage healthy leaf development. You should apply fertilizer about once a month during the summer. Nitrogen is important for foliage, and providing nitrogen-rich sources helps Thunbergs thrive.

Pruning

Thunberg's features a dense, spreading growth habit with lance-shaped leaves. Pruning in early to late spring encourages healthy development. Concentrate on removing dead stems and thinning overcrowded areas. Use clean, sharp tools to prevent disease and make precise cuts, promoting robust growth.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Annual
Genus
Persicaria
Family
Polygonaceae
Hardiness Zone
5-9
Mature Height
30 cm to 61 cm
Mature Spread
22.86 m
Leaf Color
Green, Dark Green
Leaf Type
Deciduous
Flower Color
Pink, White
Flower Size
0.51 cm to 0.51 cm
Bloom Time
Late summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Mid fall, Late fall, Early winter
Native Area
Russia, Nepal, India, Turkey, Vietnam, Japan, Koppen, South Korea, Thailand, China
ALSO KNOWN AS

Other names.

en Thunberg’s smartweed
PLATES
Persicaria thunbergii leaf
PLATE 01 · leaf
Persicaria thunbergii flower
PLATE 02 · flower
ALSO IN THE LIBRARY

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