How Long Do Delivered Flowers Last (and How to Make Them Last Longer)?
An Adore Flowers arrangement lasts about five to seven days in clean water and a cool spot, made to order in our Los Angeles studio. Individual stems vary far more, from six days to well over two weeks.
The gap between those two numbers is where most disappointment lives. An arrangement is only as long-lived as its softest stem, and the care in the first two days decides the rest. Here is the vase life researchers actually measured, and what changes it.
How long does each stem last on its own?
Vase life measured in university trials, with the care step that changed it most. These are single stems under controlled handling, so treat them as a ceiling rather than a promise.
| Stem | Vase life (days) | What changed it most |
|---|---|---|
| Lisianthus | 15 to 17 | The variety, not the treatment. One stem in the trial reached 33 days |
| Rose | 10 to 20 | Flower food. Roses held in plain water lost 25 to 30 percent of their vase life |
| Sunflower | About 12 | A holding solution. The trial minimum without one was 7 days |
| Dahlia | 6 to 9 | Cutting in bud and using a holding solution, which took it to 13 days |
| Snapdragon | 7 to 8 | Preservative. Vase life dropped to 4 or 5 days without it |
Source: University of Florida, Identifying Long-Lasting Cut Rose Varieties, NC State University, Evaluating the Vase Life of New Cut Flowers, and NC State University, Optimizing Postharvest Life of Cut Dahlias, all published by the American Floral Endowment. Checked August 2026.
Why does an arrangement last less time than the table says?
Because a mixed arrangement fades at the pace of its shortest stem. A trial holds one variety in one solution at one temperature, which no living room does. The dahlias in a summer piece will go before the lisianthus and the foliage, and that is by design rather than by accident.
The mix is the point. An arrangement built from stems on different clocks changes gently over a week instead of collapsing on one day.
It also means the numbers above are worth reading as a ranking rather than a guarantee. Use them to know which stems to pull first, not to time a countdown.
What actually makes cut flowers last longer?
- Use the flower food. It is the single biggest lever in the table above, worth days rather than hours.
- Change the water every couple of days. Cloudy water shortens a vase life faster than almost anything else.
- Re-trim the stems. A fresh angled cut every few days lets them drink again.
- Keep leaves out of the water. Submerged foliage decays and takes the flowers with it.
- Keep them cool. Away from direct sun, vents, and the tops of warm appliances.
- Away from fruit. Ripening fruit gives off ethylene. I have watched a bowl of peaches take days off a vase of sweet peas.
Why do made-to-order flowers outlast a supermarket bunch?
Because they reach you at the start of their vase life instead of the end. We buy in the Downtown Flower District before dawn and arrange the same morning, so the stems open on the recipient's table. A bouquet that has traveled for a week and sat under store lights has already spent most of the numbers in that table.
In six years of doing this I have found the first two hours matter more than the next five days. Stems that are cut, stripped, and given deep water on arrival simply behave better for the rest of the week.
How do you keep flowers going in LA heat?
Move them somewhere cool and stay ahead of the water. Los Angeles is warm for much of the year, and heat is the main thing that shortens a vase life here.
Keep the vase out of the afternoon sun and away from an open window on a hot day. Top it up daily rather than every other day. Our guide to keeping flowers fresh in LA heat has the rest.
What happens around day five?
The softest stems go first, usually the fully open roses and the dahlias. Pull those as they pass and the sturdier flowers and foliage often carry on for several more days. When the flowers are done, the permanent vessel stays for the next arrangement.
If you want something built to run long, ask for it. The everyday collection starts at $150 and leaves the studio the same day on orders placed before 11 AM, Monday through Saturday, and we will weight the design toward lisianthus, chrysanthemum and foliage if you say the flowers need to survive a warm room.
We deliver across Downtown Los Angeles and the rest of the city. Details are on the FAQ.
Related reading
See where LA florists get their flowers, what flowers are in season in LA, and for per-stem care, peonies and garden roses.
Common questions