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2025 Seed Catalog

Jacob's Ladder Blue Pearl - Polemonium caeruleum

PR00915

Blue Pearl

Jacob's Ladder Seeds

Azure-blue flowers bloom the first year when plants started early. Grows to 2-2.5 ft. tall. Winter hardy to zone 2.

100 seeds - $3.49
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View all of our Jacob's Ladder varieties.

Growing Blue Pearl Jacob's Ladder Seeds

Bee introduces how to plant

Plant Jacob's Ladder Seeds: Sow Jacob's Ladder seed in cell packs or flats, press into soil and lightly cover. Kept at 70°F., germination averages 25 days. Can direct sow Jacob's Ladder into prepared seed beds, in groups of 3-4 seeds spaced 12-18 in. apart. Thin to the strongest plant.

Grow Jacob's Ladder: Plants prefer afternoon or filtered shade, will tolerate deep shade. Best performance in rich, moist soil in moderate summer climates. Not adapted to the high heat and humidity of the deep South. Grow Jacob's Ladder in cottage gardens with Balloon Flowers, Columbines and foxgloves or in shaded borders with ferns, Astilbes and Hostas. Cut Jacob's Ladder back hard after flowering, this keeps plants neat, and encourages repeat bloom. Flowers attract butterflies. Jacob's Ladder plants are rabbit and deer resistant.

Shipping Information

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Standard U.S. shipping is $5.99.
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Shipping to Canada is $13.99.
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Satisfaction Guarantee

We guarantee all the seeds we sell for one full year from the date of purchase. If you are unsatisfied with any seeds purchased from Swallowtail Garden Seeds, we will issue a refund. For customers in the U.S., we can send one-time replacements or issue a refund.