Sammae

Diapensia lapponica var. obovata

Growth Characteristics and Related Information of Diapensia lapponica var. obovata
 - Growth Characteristics:

Diapensia lapponica var. obovata is a plant that grows in alpine regions and adapts well to cold environments. It prefers sunlight and exhibits optimal growth in well-drained, acidic soil. It has strong tolerance to low temperatures and tends to spread low as it grows.
 - Propagation Methods:

It is primarily propagated by seeds. Seeds can be collected in the autumn and germinated indoors in early spring; however, pretreatment in cold conditions may be necessary to increase the germination rate. Additionally, although transplanting is difficult, mature plants can be propagated by division.
 - Cultivation Methods:
- Soil: Soil that is neither acidic nor alkaline is suitable. Well-drained sandy soil or soil mixed with gravel is ideal. - Water Management: Be careful not to overwater, and it is recommended to utilize natural rainfall as much as possible.
- Fertilizer: Avoid excessive fertilizer; use low-concentration fertilizer if necessary.
- Sunlight: It thrives in sufficient sunlight, so it is best to plant it in a location that receives ample sunlight.
 - Use in the Garden:

Rhododendron lacoonica var. obovata is a mat-forming plant suitable for rock gardens or alpine gardens. It can also be used as ground cover and can create a unique landscape when combined with other alpine plants.
 - Major Pests and Control Methods:

It is generally resistant to pests and diseases, but aphids or root rot may occasionally occur.
- Aphids: Can be controlled with soapy water or non-plant-based emulsifiers.
- Root Rot: Maintaining well-drained soil is important for prevention, and overwatering should be avoided.

For healthy growth, it is important to regularly check the plant's condition according to the recommended care instructions.

Plant Family	Rock plum (Stone plum) family
Height	2~3cm
Colors	white
Bloom Period	June~July
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-40°C

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