description Swamp Candles Overview
Swamp Candles (Lysimachia terrestris) is a herbaceous perennial in the Primulaceae family native to wetlands of eastern North America. It produces erect terminal spikes of bright yellow, star-shaped flowers that often have a reddish-orange spot at the base. The plant typically grows in acidic bogs, marshes, and wet meadows during the summer months and is valued by gardeners for moist, acidic perennial beds.
help Swamp Candles FAQ
What is the scientific name of Swamp Candles?
Swamp Candles is Lysimachia terrestris, a perennial in the Primulaceae family. It is also known as swamp yellow-loosestrife or earth loosestrife.
Why is Lysimachia terrestris called Swamp Candles?
The common name refers to its upright terminal spikes of bright yellow flowers, which resemble small candles rising above wetland vegetation. The flowers can have reddish-orange markings near their bases.
Where does Swamp Candles grow naturally?
It is native to wet habitats of eastern North America, including marshes, pond edges, and wet meadows. Plants commonly reach about 16 to 32 inches in height. [University of Maine Extension](https://extension.umaine.edu/blueberries/weed-images/herbaceous-broadleaf-weeds/yellow-flowers/swamp-candles/)
Is Swamp Candles the same plant as purple loosestrife?
No. Swamp Candles is Lysimachia terrestris in the Primulaceae family, while purple loosestrife is Lythrum salicaria in the Lythraceae family. The two plants have different flowers, family relationships, and ecological histories.
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