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CUT FLOWERS · UK FLOWER GUIDE

Autumn cut flowers: what to buy and how to care for them

Autumn is a good moment for generous dahlia heads, chrysanthemums and textured foliage. The first frost can end local dahlia availability abruptly; a September bouquet and a late-November bouquet may need very different ingredients.

By Ma Petite Fleur · Updated 4 October 2026
Dahlia flowers: one example of seasonal garden colour.

Dahlia flowers: one example of seasonal garden colour.

Photo credit & licence

Photo: Masum-al-Hasan Rocky (Rocky Masum). CC BY-SA 4.0. Original photograph on Wikimedia Commons. Resized and converted to WebP; any card crop uses the same licence. Educational illustration; plants and cultivars vary.

THE SHORT VERSION

Start with these useful points

Seasonal does not always mean local

These are indicative buying windows, not a stock list. Weather, location, variety and protected growing shift harvests.

Read the full advice

A simple vase-care routine

Wash the vase, use clean sharp tools to refresh stem ends and remove leaves that would sit beneath the water.

Read the full advice

Flowers to look for

FlowerTypical UK availabilityBuying checkVase care
DahliasEarly autumn until the first damaging frosts.Look for fresh open heads; check petal edges.Support heavy stems and remove spent heads promptly.
ChrysanthemumsA classic late-season choice; protected and imported crops extend supply.Check for fresh petals and healthy leaves.Strip leaves below the waterline and avoid a crowded vase.
AstersLate summer and early autumn.Choose stems with fresh open flowers and developing buds.Remove tired lower foliage and refresh water when cloudy.
Late roses and seasonal foliageDepends on local weather, variety and grower.Ask which stems are locally grown and which are imported.Keep loose foliage out of the water; handle berries and unfamiliar stems away from children and pets.

Seasonal does not always mean local

These are indicative buying windows, not a stock list. Weather, location, variety and protected growing shift harvests. Imported and greenhouse-grown stems may be available outside the British outdoor season. Ask your florist about origin and substitutions if buying locally grown flowers matters to you.

Choose for the occasion as well as the month. Fragrant flowers may be lovely at home but less welcome beside a meal or in a shared workplace. For a gift, ask about the recipient’s room, vase and pets before choosing large or strongly scented stems.

Bringing your flowers home

Keep the vase away from newly switched-on radiators and fireplaces. Avoid putting it beside a bowl of ripening fruit. Ask for a seasonal colour palette rather than one exact locally grown flower if your date is late in the season.

A simple vase-care routine

Wash the vase, use clean sharp tools to refresh stem ends and remove leaves that would sit beneath the water. Add the supplied cut-flower food at its labelled dilution. Decorative packaging is not necessarily a waterproof vase.

Check water every day; replace it sooner if it becomes cloudy. Otherwise refresh the vase and trim loose stems every two to four days. Remove dying flowers and keep the arrangement in a cooler place away from heat and ripening fruit.

Do not crush woody stems or add random household mixtures. Follow the florist’s instructions for a finished box arrangement and ask before taking it apart. Vase life depends on freshness, variety, transport and room conditions; no calendar can promise an exact expiry day.

What to check before buying

Look for firm stems, clean foliage and petals without widespread browning. Some open flowers and some developing buds can make a balanced display, but the ideal stage depends on the species. Dahlias are a different purchase from tulips; the tightest bud is not always the freshest usable flower.

At home, inspect the water and stems if a head droops. Refreshing water and making a clean cut can help poor water uptake, but it cannot reverse age or damaged tissue. Replace a spent stem instead of leaving it to spoil the rest of the arrangement.

Further reading

A gift to suit the moment

For hand-arranged roses, boxed flowers and celebration gifts, explore our current collection. Designs and delivery are confirmed for your request before payment.

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Potted flowers · Cut flowers · Month-by-month calendar · All flower guides

VIDEO · RHS

Watch cut-flower preparation

The RHS conditioning guide introduces a demonstration by floral designer Jonathan Moseley on preparing, positioning and caring for cut flowers. This complements the flower-specific advice above.

Open the RHS guide and video ↗

The demonstration opens on the publisher’s website. Use these techniques for loose cut stems; follow the supplier’s instructions for boxed or enclosed designs.

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