Polemonium caeruleum, commonly known as Jacob’s Ladder, is a perennial valued for its delicate, ladder-like foliage and clusters of blue, bell-shaped flowers. It brings a graceful, cottage-garden charm and works well in borders, woodland gardens, and damp meadow plantings.
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Exposure: Tolerates moderate wind; not particularly coastal tolerant.
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Size: Typically 60–90 cm (24–36 in) high and 30–60 cm (12–24 in) spread.
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Soil: Moist, well-drained, fertile soil; prefers humus-rich conditions.
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Sun: Full sun to partial shade.
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Flowering Time: Late spring to early summer (May–July).
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Wildlife Benefits: Attractive to bees and other pollinators.