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Hypericum prolificum Linnaeus. Section: Myriandra. Common name: Shrubby St. John’s-wort. Phenology: Jun-Oct. Habitat: Bogs, seepages, dry rocky forests, rock outcrops, riverside prairies. Distribution: NY west to s. MI and MN, south to GA, LA, and e. TX.

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, C, FNA6, G, Il, K4, NE, NS, Pa, POWO, RAB, S, S13, Va, W, WV, Adams (1962), Adams (1973), Robson (1996); = Hypericum spathulatum (Spach) Steud. — F; < Hypericum prolificum L. — Can, Fl2, Mi, Mo2, NY, Tat, Tn, Tx, WH3; Hypericum prolificum L. Basionym: Hypericum prolificum L. 1767

Links to other floras: = Hypericum prolificum - FNA6

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: FACU
  • Midwest: FACU
  • Northcentral & Northeast: FACU

Heliophily ⓘ: 7

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Joey Shaw source | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Sonnia Hill | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Grant Morrow Parkins | Original Image ⭷
image of plant© Joey Shaw source | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Grant Morrow Parkins | Original Image ⭷

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Horticultural Information

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Height: 1-4 ft.

plant sale text: Shrubby St.Johns wort is a compact, rounded shrub with many small, yellow, interesting-looking flowers and attractive shedding bark. It will tolerate a wide range of growing conditions and soil types and will also attract a variety of pollinators, especially bees.

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cultural notes:

germination code: 1

native range: eastern United States



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