Plain buttercup

Potentilla yokusaiana

Potentilla yokusaiana is a perennial herbaceous plant belonging to the Rosaceae family. The following is information regarding this plant's growth characteristics, propagation methods, cultivation methods, garden uses, and major pests and diseases and control methods.

Growth Characteristics
- Height: Generally grows between 30 cm and 60 cm.
- Leaves: Has oblong leaves with serrated margins.
- Flowers: Yellow, five-petaled flowers bloom during the summer.
- Growing Environment: Thrives in sunny locations and prefers well-drained soil.

Propagation Methods
- Seed Propagation: Sow seeds directly in the spring or harvest in the summer and sow in a seedbed. Germination rates are generally good.
- Cuttings: Can be propagated via cuttings in the summer. Use well-grown stems with some roots attached for propagation. Cultivation Methods
- Soil Management: Well-drained soil is required, and sufficient organic fertilizer should be used.
- Watering Management: It dislikes dry environments, so adequate water supply is necessary. Excessive moisture should be avoided.
- Fertilizer: During the growing season, provide an appropriate amount of organic fertilizer or slow-release fertilizer to promote growth.

Uses in the Garden
- Landscape Creation: The yellow flowers create a bright and lively atmosphere in the garden. It is excellent for creating landscapes when planted alongside other wildflowers.
- Rock Garden: Planting it between rocks can enhance a natural feel.

Important Pests and Diseases & Control Methods
- Diseases: Since it can be susceptible to fungal or viral diseases, periodic maintenance and prevention are important. For natural control, you can remove diseased leaves or use fungicides.
- Pests: Pests such as aphids may occur. Upon early detection, they can be removed using eco-friendly insecticides or by washing with water. I hope this information helps you effectively grow and care for Iocusaiana erythrosora.

Plant Type
Plant Family	Rosaceae
Height	10~20cm
Spread
Colors	yellow
Bloom Period	May~June
Water Needs	commonly
Exposure	semi-shaded area
Freezing Resistance	-30°C

narrow-leaf horse
Potamogeton alpinus

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Potentilla supina subsp. paradoxa