Potentilla recta Potentilla recta is a perennial herb with a woody rootstock, growing to 80 cm height. It is commonly known by sulphur cinquefoil and also rough-fruited cinquefoil. Stems are erect, stout and densely haired. Sulfur cinquefoil stems bear many alternate, short-stemmed basal leaves and palmately arranged leaflets. The entire plant is covered with shiny and erect hairs. The 5-petaled flowers are yellow and bloom at the stem ends in clusters from May to October. This species produces dark-brown achenes. Datasheet Common NameRulphur cinquefoil/ Rough-fruited cinquefoil Botanical namePotentilla recta FamilyRosaceae Life CyclePerennialFoliageEvergreenBasic ColouryellowHeight20 -> 80 cmHabitatsandy lawns, dry and arid areasAltitude0-1200 mBloom TimeMay -> AugustPlant TypeHerbFruit TypeAchenedifferent tolerancesTell us Used PartsTell us Plant UsesTell us Active substancesTell us USDA Zone> 6 (-23)Sun Exposurefull sunSoil pHNeutralSoil MoistureDrySoil Type Rocky, Stony, SandyPropagationby seeds / by sowing, by division, Self sowsGermination Tell us Tell us Pests/ DiseasesTell us Open Next Page To See More Photos.