Cosmos are native to Mexico. Chocolate Cosmo are available most of year but scares during January and February. Although, this flower is used by many in the flower world because of its uniques burgundy color shape. Chocolate Cosmos flowers have very delicate stems and we suggest make sure you purchase enough in case you loose some during processing. Cut the stems upon arrival and use a clean cup or vase with fresh clean water. Keep away from heat and direct sun .Please best to use in vase arrangements. There are 10 stems in a bunch and the stems are 10-12 inches tall.We suggest have them arrive on a Thursday for a Saturday event.