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Polemonium caeruleum

L.
1753
jacob's ladder
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Climate | Habitat | History | Research

Summary

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....read more on Wikipedia.

5 Polemonium caeruleum FORM, varieties, and subspecies found:

Polemonium caeruleum ssp. caeruleumPolemonium caeruleum f. hidakanumPolemonium caeruleum ssp. himalayanumPolemonium caeruleum var. nipponicumPolemonium caeruleum var. yezoense
Summary | Habitat | History | Research
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Climate

What environment does Polemonium caeruleum prefer?

Natural Climate
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Natural Habitat

Where does Polemonium caeruleum grow?

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Observations

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Latest Research

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Traditional Uses

There's also wisdom in how different civilizations used plants throughout the millenia.

And some people put tremendous effort into collecting and preserving it.

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Credits & Sources

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