Western sweet flag, Pumila blue

Iris pumila BLUE

Growth Characteristics of Iris pumila BLUE

Iris pumila BLUE is a perennial plant belonging to the genus Iris, native primarily to temperate climate regions in Europe and Asia. It is a small plant, growing to a height of approximately 10–15 cm, and produces blue flowers. It primarily blooms in the spring and thrives in well-drained soil that prefers sunlight.

Propagation Methods

This plant can be propagated mainly by division and seeds. Division involves carefully dividing and planting root clumps in spring or autumn, while seed propagation involves harvesting mature seeds and sowing them directly, or growing young seedlings indoors before transplanting.

Cultivation Methods
 - Sunlight: Plant the plant to receive at least 4 hours of direct sunlight per day.
 - Soil: Choose well-draining soil mixed with sand or gravel; a pH of slightly acidic to neutral is recommended.
 - Watering: Water moderately, but water only when the soil becomes dry. 4. Fertilizer: Apply slow-release fertilizer during the growing season, adjusting the amount appropriately.

Uses in the Garden
Due to its low stature and showy flowers, the Western Sweet Flag (Iris pumila) Blue is ideal for garden edges, rock gardens, or as a container plant. When planted in clusters, it creates a beautiful landscape.

Important Pests and Diseases & Control Methods - Soft Rot (Root Rot): This can occur due to excessive moisture, so pay attention to drainage. Remove infected plants immediately.
 - Aphids: Prevent and control them by spraying with soapy water or using insecticides.
 - Snails and Slugs: Can be physically removed or insecticides can be used.

To prevent pests and diseases, it is important to maintain planting spacing to ensure good ventilation and to regularly inspect the condition for early detection and response.

Plant Family	Iris family
Height	20~30cm
Spread	20~30cm
Colors	purple
Bloom Period	April~May
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

Pumila iris 'Brasii'
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Iris pallida 'Albo Variegata'