Jacob’s Ladder. A clump-forming perennial with divided green foliage and pretty, bell-shaped violet-blue flowers in late spring and summer. Height 45cm. Spread 30cm. Prefers partial shade, moist well-drained soil. Hardy.
Polemonium caeruleum ‘Bambino Blue’ is a charming, clump-forming perennial admired for its delicate, bell-shaped violet-blue flowers and finely divided green foliage. In addition, its compact habit makes it ideal for borders, shaded beds, and naturalistic planting schemes.
PLANTING and AFTERCARE GUIDE
Best Planting Time
Plant Polemonium caeruleum ‘Bambino Blue’ when the soil is workable and gently warming. At this point, root activity increases and, therefore, the plant establishes more quickly before flowering begins in late spring and continues into summer.
Site Selection
Sunlight: Choose a position in partial shade, although some gentle sun is tolerated. As a result, foliage remains fresh and flowers last longer on Polemonium caeruleum ‘Bambino Blue’.
Soil: Moist, well-drained soil is essential. Improving the soil with organic matter helps retain moisture while still allowing excess water to drain freely.
Planting Instructions
Prepare the Hole: Dig a hole twice the width of the root ball and the same depth to allow roots to spread comfortably.
Soil Preparation: Mix compost into the excavated soil to improve structure and moisture retention.
Planting: Position the plant so the top of the root ball is level with the soil surface, then backfill and firm gently.
Water After Planting: Water thoroughly to settle the soil and support early establishment of Polemonium caeruleum ‘Bambino Blue’.
Watering Requirements
Growing Season: Water regularly to keep the soil consistently moist. Consequently, this supports healthy foliage growth and reliable flowering.
Dormant Period: Reduce watering significantly, supplying moisture only when the soil begins to dry, helping Polemonium caeruleum ‘Bambino Blue’ follow its natural growth cycle.
Feeding
Spring: Apply a balanced fertiliser to encourage strong leafy growth and flower production.
Mid-Season: Additionally, a light supplementary feed can help maintain vigour through the flowering period.
Pruning and Maintenance
Deadheading: Remove spent flowers regularly to encourage a tidy appearance and prolong blooming. This also redirects energy back into Polemonium caeruleum ‘Bambino Blue’.
Cutting Back: Lightly trim foliage after flowering finishes to refresh growth and maintain a compact shape.
Mulching
Spring Mulch: Apply an organic mulch to retain moisture, suppress weeds, and improve soil quality.
Protective Mulch: Later in the year, mulching helps protect the roots and supports long-term plant health.
Final Tips
Polemonium caeruleum ‘Bambino Blue’ is a hardy, low-maintenance perennial that thrives in lightly shaded, moisture-retentive conditions. With consistent watering and occasional feeding, this Polemonium will reward you with graceful flowers and attractive foliage year after year.
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