Photo: --IKAl 15:22, 23 July 2007 (UTC) · CC BY-SA 2.5 ↗

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ShrubsWild and cultivated

Buddleja davidii

Butterfly-bush

Long purple flower cones appear in gardens and on rough urban ground and old walls in Ireland.

See all four seasons Explore fruits, seeds & edibility ↓ Where to look & how to find it ↓

Some plants are poisonous. Do not identify by a photograph alone, and never taste them.

FIELDCRAFT · FIND WITH CARE

Finding guide

Start close to home

Choose the season, find the habitat, then watch patiently. Search guidance is not a measure of rarity or conservation status.

When to go: Usually flowers June–September; dry heads may remain in winter.
Where to start: Irish urban roadsides. Do not climb unstable walls or distribute its seeds.
What to do when you arrive: In summer, view long flower panicles on wallsides or disturbed ground from public routes, checking pale leaf undersides too. Do not climb old walls or collect and spread seed.

Habitat and behaviour reference: Wildflowers of Ireland ↗ · The practical steps are editorial advice based on the references, not live sightings.

ONE PLANT · FOUR SEASONS

One plant. Four seasons.

Look beyond the flowers: fresh leaves, fruits, bare stems and dormancy.

Meteorological seasons: spring March–May, summer June–August, autumn September–November and winter December–February. Irish weather, cultivar, pruning and plant age affect timing and appearance.

Photos illustrate the relevant feature, not the same plant photographed through a year in Ireland. Features shared across seasons, such as evergreen leaves, may use the same reference. Missing reliable photos are marked; dormancy is not death.

Spring

Mar–May

Foliage and growth

New shoots bear grey-green leaves; pruning strongly changes the spring outline.

Summer

Jun–Aug

Flowers

Long conical purple clusters flower; garden varieties can also be white or pink.

Autumn

Sep–Nov

Seeds and spent flowers

Flower clusters brown as small capsules ripen and release seeds.

Winter

Dec–Feb

Bare branches or dry stems

Often partly or fully leafless, with persistent dry heads rather than fresh winter flowers.

Seasonal references: Wildflowers of Ireland ↗ · Photo resized, converted to JPEG and stripped of metadata.

FRUIT · SEED · FOOD SAFETY

Fruits, seeds & edibility

Know the structure, then the part. Recognising a plant does not make it food.

Fruit

Small egg-shaped capsules form on old panicles, turning brown and opening at the tip.

Food use of this part: Food safety not established by this guide

Seeds & dispersal units

Butterfly-bush · Tiny seeds with their elongated appendages. — Tiny seeds with their elongated appendages.
The original uploader was Gmihail at Serbian Wikipedia. · CC BY-SA 3.0 rs ↗ License terms

The seeds are tiny and light enough for wind dispersal; do not scatter them for observation.

Food use of this part: Food safety not established by this guide

Some seed references show intact one-seeded fruits or dispersal units, as identified in their captions. A whole-fruit photo is not a close-up of the enclosed seed. Cones and arils are not true fruits of flowering plants.

Sources & limitations

Wildflowers of Ireland ↗ · Botanical description, not proof of food safety
NC State Extension · Plant Toolbox ↗

No field detoxification methods or safe doses are provided. Never taste a plant to identify it or eat treated or contaminated specimens. Seek professional help after suspected accidental ingestion. National Poisons Information Centre, Ireland ↗

Photo resized, converted to JPEG and stripped of metadata.

BOTANICAL NOTESPlant notes

How to identify it

Opposite lance-shaped leaves, paler beneath; tiny four-lobed flowers with orange eyes packed into long conical clusters.

Where it grows

Gardens, railway banks, building sites and waste ground.

Growth and ecology

An introduced Asian shrub that escapes and spreads. Attracting butterflies does not make every ecological effect beneficial.

Flowering and seasons

Usually flowers June–September; dry heads may remain in winter.

Where to look

Irish urban roadsides. Do not climb unstable walls or distribute its seeds.

Seasons vary with weather and location. Suggested habitats are places to look, not guaranteed sightings. Photos show only some features; check leaves, flowers, fruits and specialist references together.

Further reading:Wildflowers of Ireland ↗

Photo license: --IKAl 15:22, 23 July 2007 (UTC) · CC BY-SA 2.5 ↗ · License terms ↗
Photo resized, converted to JPEG and stripped of metadata.

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