- Up for sale is mexican feather grass, stipa tenuissma. 1000 seeds. - Mexican feather grass is delicate with graceful, 12' - 20' tall leaves and airy, feather-like flowers that sway gently with the slightest breeze. - They look delicate but can withstand drought and hot conditions and get as cold as -10f. In winter and very hot in summer. - These splendid plants are very low maintenance, just comb out the old leaves and you are done. These grasses are different from turf grass, which has heavy nutrient and water needs. - Feather grass is a tough, hardy plant that can grow to much foliage and little to no flowers if fed to much. - These beautiful grasses will be an excellent contribution to your landscape in mass plantings, foundation plantings, planters, hanging baskets, or anywhere in your garden with well drained soil and plenty of sun. - They can be invasive in california. - Perennial hardy evergreen - Zone: 6-11 - Light: sun - Water: regular to low - Soil: well draining soil. - Height: 1'-2' high - Bloom time: summer thru fall