SPECIMEN / POLEMONIACEAE
Polemonium caeruleum 'Album'
White Jacob's Ladder
Origin to be documented
SPECIES REFERENCE / Polemonium caeruleum
Polemonium caeruleum, known as Jacob's-ladder or Greek valerian, is a hardy perennial flowering plant. The plant produces cup-shaped, blue or white flowers. It is native to temperate regions of Europe. It is the type species of the phlox family, Polemoniaceae.
This description covers the referenced species, not the specific cultivar, provenance, or seed selection.
Description by Wikipedia contributors — Polemonium caeruleum · CC BY-SA 4.0 · Source revision · Reuse terms
Text edited for length; the linked article remains the reference. This description stays under CC BY-SA 4.0, so it may be shared on the same terms.
- Botanical family
- Polemoniaceae
- Climate
- Germination
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- Temperature
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