or perhaps durable. determined to stand up to much of the wind. when a plant is 51 inches 130 cm tall it needs to be just that. because those 6.5 inch 17 cm blooms act like sails up in the wind.
a north east ohio garden
an ongoing experiment in the dirt, 35 plus years
a north east ohio garden 
💐 Thanks for sharing ‘day lily’ images 🙂
Or stronk like bull.