White crabapple

Rosa rugos 'Alba'

Rosa rugosa 'Alba' is a popular garden plant known for its attractive white flowers and fragrance. The following summarizes its growth characteristics, propagation methods, cultivation methods, garden uses, major pests and diseases, and control methods.
 - Growth Characteristics:
- Form: A deciduous shrub that grows up to 1.5 to 2 meters tall.
- Flowers: Bloom in May and June; characterized by single white flowers and a strong fragrance.
- Leaves: Dark green leaves that change color well in autumn.
- Fruit: Produces red rosehips in the fall, which are used for both culinary and medicinal purposes.
 - Propagation Methods:
- Seed Propagation: Harvest the fruit after it ripens and sow directly or sow after refrigerated storage.
- Cuttings: In spring or early summer, cut healthy branches and root them in sand or perlite. 3. Cultivation Method:
- Soil: It prefers well-drained soil and maintains a pH of slightly acidic to neutral.
- Sunlight: A sunny location is suitable.
- Watering: It is resistant to drought, but consistent watering is required during the initial establishment period.
- Fertilizer: Applying organic fertilizer in spring and autumn is recommended.
 - Garden Use:
- Hedge: Its thorns make it suitable as a boundary plant.
- Landscaping: It is widely used for landscaping due to the beauty of its flowers and fruits.
 - Major Pests and Diseases & Control Methods:
- Diseases: Powdery mildew and black spot disease may occur; to prevent them, creating a well-ventilated environment and periodic pruning are recommended.
- Pests: Aphids and spider mites may occur; these can be prevented by using insecticides regularly and keeping the area around the plant clean.

Rosa rugosa 'Alba' is a relatively easy-to-care-for and attractive plant that can be utilized in various ways in the garden.

Plant Type
Plant Family	Rosaceae
Height	1.2~1.8m
Spread	90~150cm
Colors	pink
Bloom Period	June to August
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

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Rosa rugosa 'Dagmar Hastrup'

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