Certain cut blooms have longer life spans than others, but all life expectancies depend on the right care, which means changing the water every other day and keeping the blooms out of direct sunlight. Here's the best-case scenario for how long various flowers will last once you bring them home, according to the Society of American Florists.

Alstroemeria: up to 14 days.

Anthurium: up to 21 days.

Aster: up to 14 days.

Bouvardia: up to 7 days.

Calla lily: up to 10 days.

Carnation: up to 21 days.

Daffodil: up to 5 days.

Delphinium: up to 12 days.

Freesia: up to 7 days.

Gerbera daisy: up to 7 days.

Gladiolus: up to 10 days.

Hyacinth: up to 10 days.

Iris: up to 5 days.

Lily (most varieties): up to 14 days.

Lisianthus: up to 10 days.

Rose: up to 7 days.

Snapdragon: up to 10 days.

Stock: up to 5 days.

Sunflower: up to 5 days.

Tulip: up to 7 days.