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Missouri Botanical Garden PlantFinder lists Geum triflorum for USDA zones 3 to 7 in full sun and dry-to-medium, well-drained soil; it tolerates drought and dry soil, prefers cool summer climates, and is intolerant of wet winter conditions.
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The Lady Bird Johnson Wildflower Center documents it as native across the northern and western US (AZ, CA, CO, IA, ID, IL, MI, MN, MT, ND, NM, NV, NY, OR, SD, UT, WA, WI, WY) and into western and central Canada (AB, MB, ON, SK), in dry open woods, prairies, open slopes, and mountain meadows; it tolerates circumneutral, high-lime soils including thin soil over limestone.
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Plotwright Heat Tier Cool–Warm per ADR 0021 — a cool-summer-adapted plant of the northern Plains, Great Basin, and mountain meadows; Missouri Botanical Garden notes it prefers cool summers and benefits from afternoon shade in hot climates, so performance degrades in Hot- and Extreme-tier summers.