Photo creditEric in SF, CC BY-SA 3.0, Original photo, Wikimedia thumbnail; no crop or retouchingRiver OatsChasmanthium latifoliumGrows in potsFlower colorBrown/copper, green or purpleBloomSummerLeavesDeciduousHeight2–5 feetSpread1–2.5 feetLightShade to part sunSoil moistureUsually moistIn potsYesNative to North CarolinaAdd to my listFull record on Quercus