Busan knotweed

Polygonum humifusum

Polygonum humifusum is a plant commonly found in Korea, characterized by diverse growth traits and cultivation methods.

Growth Traits
Polygonum humifusum thrives primarily in moist environments and exhibits more vigorous growth in sunny locations. Due to its creeping nature, it is suitable for covering large areas. It blooms in the summer and is characterized by small, white flowers.

Propagation Methods
This plant is primarily propagated by seeds. The seeds mature in the autumn and germinate easily if provided with appropriate soil and moisture. Propagation is also possible through root division.

Cultivation Methods - Soil: Polygonum humifusum prefers well-draining soil.
 - Watering: Maintaining moisture is important, so water regularly, but be careful not to let the soil become waterlogged.
 - Sunlight: Since it likes bright sunlight, it is best to plant it in a sunny spot. Uses in the Garden

Polygonum hydropiper is effective for covering the ground and is useful for creating green spaces. Additionally, thanks to its rapid growth, it helps suppress weeds.

Important Pests and Control Methods

Polygonum hydropiper is relatively resistant to pests and diseases, but it can be damaged by aphids or powdery mildew.
- Aphids: Can be controlled using soapy water or agricultural oil.
- Powdery mildew: If not removed early, it can hinder plant growth; therefore, spraying a solution of sulfur or baking soda dissolved in water is effective.

Based on this information, you can cultivate Polygonum hydropiper into a healthy and beautiful plant in your garden.

Plant Type
Plant Family	Knotweed family
Height	10~20cm
Spread
Colors	White, red, green
Bloom Period	July to September
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

knotweed
Polygonum polyneuron

knotweed
Polygonum equisetiforme