Cornflower — (c) Douglas Goldman, some rights reserved (CC BY-SA), uploaded by Douglas Goldman
Photo by (c) Douglas Goldman, some rights reserved (CC BY-SA), uploaded by Douglas GoldmaniNaturalistCC BY-SA
cat safety reference

Is Cornflower safe for cats?

Centaurea cyanus

Bachelor's Button is a popular annual flowering plant known for its vibrant blue blooms and ease of cultivation. It is considered non-toxic to pets, though ingestion of large amounts of fibrous plant material may cause minor digestive discomfort.

Bachelor's ButtonsBluebottleCentaurea cyanusCornflower
Light
Full sun
Habit
Upright annual
Care
Low

Safety status

Cats

Generally safe

Consulted references do not classify the plant as toxic for that pet type, while still allowing for mild GI upset if large amounts are chewed.

Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.

What this means for your cat

Cats sampling cornflower (also sold as Bachelor's Buttons) aren't being poisoned — ASPCA classifies Centaurea cyanus as non-toxic to cats under both common names, and no toxic principle is listed.

Sources: ASPCA.

If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.

Catsconcern notes

Common signs

None expected, though large ingestions may cause mild vomiting or diarrhea due to fiber content.

Escalation note

Generally considered safe. If your cat consumes a large quantity and shows persistent signs of distress, contact your veterinarian.

Bring it home

Cornfloweris generally pet-safe in ordinary household exposure. If you’d like one for your space, here’s a starting point.

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Source evidence

Cats & dogs pagedogs page

Same cat verdict

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