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Chinese iris (Iris lactea) cut stems in a glass vase
AI-generated illustration. Real stems vary by variety and season.

Chinese iris: vase life, season, meaning and care for florists

ZANDER 5D ✂ ⊔= ∠ ⨀ 3–6 days ☠D❄

Iris lactea

Chinese iris (Iris lactea, family Iridaceae) usually lasts 3–6 days in a vase. In season: Spring, Summer. Fragrance: light. Typical role in a design: line flower.

Botanical name
Iris lactea
Family
Iridaceae
Role in a design
Line flower
Vase life
3–6 days
In season
Spring, Summer
Fragrance
Light
Colours
blue, purple
Type
Cut flower
Pets
Mildly toxic to cats and dogs if eaten

Cut flower commercial monograph

Taxonomy & Origin
Official name
Chinese iris
Botanical name
Iris lactea
Family
Iridaceae
Aliases
iris lactea, chinese iris
Native origin
Mediterranean, Cape Region of South Africa and Southern Europe
Morphology & Visuals
Growth habit
Herbaceous perennial or biennial with sturdy, upright flowering stems.
Stem length
50–70 cm
Natural colours
Blue, Purple
Phenology & Harvest
Natural bloom
Natural flowering in spring, summer
Commercial supply
Peak in spring, summer
Harvest stage
Harvest when buds show true colour and outer petals loosen (Stage 2–3).
Postharvest & Floristry
Vase life
3–6 days
Cold storage
Cold storage suitable (2–5°C constant temperature, high humidity).
Special care
Pale blue-violet flowers among tough, narrow, slightly twisted leaves; in Chinese vase work the leaves often matter more than the flowers. Flowers last only a few days.
Application
Serves primarily as Line flower in modern floristry, ideal for table arrangements and event designs.
Market notes
Pale blue-violet flowers among tough, narrow, slightly twisted leaves; in Chinese vase work the leaves often matter more than the flowers. Flowers last only a few days.

For florists

Try Chinese iris in a client design

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Try it as a design — free

Care and conditioning

  • Pale blue-violet flowers among tough, narrow, slightly twisted leaves; in Chinese vase work the leaves often matter more than the flowers. Flowers last only a few days.
  • Chinese iris is mildly toxic to cats and dogs: remind clients with pets to keep it out of reach.
  • Chinese iris is short-lived (about 3–6 days): when mixed with longer-lasting stems, deliver the same or next day.

Where it fits

UseWhy
Hospital visits and condolences✓Not strongly scented and no heavy pollen. Check that the ward accepts fresh flowers.
Weddings!Lasts only about 3–6 days — make up the day before or on the day.
Dining tables and restaurants!Lightly scented — fine in moderation.
Homes with cats or dogs!Mildly toxic if eaten — advise keeping it out of reach.
Making ahead and next-day delivery!Short-lived (about 3–6 days) — deliver the same or next day.

Pairs well with

These are available at the same time as chinese iris and have a similar vase life (foliage lasts at least as long), so the arrangement ages evenly:

FlowerRoleVase life
IrisFocal flower4–6 days
RoseFocal flower5–7 days
Gerbera daisyFocal flower6–10 days
Sweet flag (acorus)Foliage7–14 days
EucalyptusFoliage10–14 days
Monstera leafFoliage10–14 days

Substitutes

When chinese iris is unavailable, out of season or priced up before a holiday, these fill the same role at the same time of year:

FlowerVase lifeIn seasonFragrancePets
Canterbury bells5–8 daysSpring, SummerNone—
Delphinium5–8 daysSpring, SummerNonemildly toxic
Lupin5–7 daysSpring, SummerNonemildly toxic
Salvia5–8 daysSummerLight—

FAQ

How long does chinese iris last in a vase?

Usually 3–6 days, depending on variety, origin and conditioning.

When is chinese iris in season?

In season in spring, summer; at other times prices can run high or quality can vary.

How do you keep chinese iris fresh?

Pale blue-violet flowers among tough, narrow, slightly twisted leaves; in Chinese vase work the leaves often matter more than the flowers. Flowers last only a few days.

What colours does chinese iris come in?

Naturally in blue, purple (not counting dyed stems).

Is chinese iris toxic to cats or dogs?

Mildly toxic to cats and dogs if eaten.

What can I use instead of chinese iris?

Flowers with the same role, an overlapping season and a similar vase life: Canterbury bells, Delphinium, Lupin, Salvia.

Related guides

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Last reviewed: 2026-10-31. Reference values from common trade practice. Real results vary with variety, origin and conditioning. Pet toxicity follows the ASPCA toxic and non-toxic plants list. ASPCA · About our data