Rock Garden Plants
Phlox divaricata L. Protophlox, Divaricatae 
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FamilyPOLEMONIACEAE
Genus speciesPhlox divaricata L. Protophlox, Divaricatae
BibliographySp. Pl. 1: 152 (1753)
Native Rangee. Canada to c. & e. USA
Primary BiomeTemperate
Habitatthickets and woods
Descriptionsparsely branched, leaves tender, lanceolate, sharply acute, shoots trailing, stems erect, flowers 2cm across, in lax, hemispherical panicle, petals emarginate
Size20-30cm
Colorbluish violet
Bloomspring, early summer
Caind
Typeperennial
Cultivationcold, shady site with a humous, moist soil
alpine house, moist, humous soil, shade
Propagationseed in spring, barely covered, germ. 1-3 months, 16-18°C
division in spring; cuttings in spring and in late summer
SynonymsArmeria divaricata (L.) Kuntze
Phlox canadensis Sweet
Phlox divaricata f. albiflora auct.
Phlox divaricata f. bicolor J.W.Moore
Phlox divaricata var. canadensis (Sweet) Wherry
Phlox divaricata f. candida E.J.Palmer & Steyrm.
Phlox divaricata f. coulteri Fernald
Phlox divaricata f. purpurea Farw.
Phlox glomerata Nutt.
Phlox vernalis Nutt.
Territory7 Northern America
     72 Eastern Canada (ONT Ontario, QUE Québec)
     74 North-Central U.S.A. (ILL Illinois, IOW Iowa, KAN Kansas, MIN Minnesota, MSO Missouri, NEB Nebraska, OKL Oklahoma, SDA South Dakota, WIS Wisconsin)
     75 Northeastern U.S.A. (CNT Connecticut, INI Indiana, MIC Michigan, NWJ New Jersey, NWY New York, OHI Ohio, PEN Pennsylvania, VER Vermont)
     77 South-Central U.S.A.
     78 Southeastern U.S.A.
Version 10.0
(c) 1990-2025 RNDr. Pavel Slabý