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How to Attract Butterflies to Your Garden: The Butterfly Bush and 10 Flowers They Love

Purple butterfly bush flower (Buddleja davidii) in an autumn garden
Pollinators · Flower Garden

Turn Your Garden Into a Butterfly Magnet

One shrub, a handful of the right flowers and a little "mess" – that's all butterflies need to find you.

The photo above is a butterfly bush we spotted still flowering at the end of October, long after most of the garden had gone quiet. In summer, a shrub like this can be covered in butterflies from morning to evening. People call it the "butterfly catcher" for a reason.

But a butterfly-friendly garden is about more than one plant. Butterflies need nectar from spring to autumn, plants for their caterpillars, sun, shelter and water. Get those four things right and they will come back every year.

The Star Plant: Butterfly Bush (Buddleja davidii)

The butterfly bush is a fast-growing shrub with long, cone-shaped flower spikes in purple, pink, white or deep violet. The flowers are full of sweet, honey-scented nectar, and their shape makes it easy for butterflies to land and drink.

Why butterflies love it

  • Lots of nectar in hundreds of tiny flowers on every spike
  • A long season – from midsummer well into autumn if you remove faded spikes
  • A strong scent that butterflies can find from far away

How to grow it

  • Position: full sun. The more sun, the more flowers – and the more butterflies.
  • Soil: almost any well-drained soil. It hates wet feet in winter.
  • Pruning: cut it back hard in early spring (March) to about 30–50 cm. It flowers on new wood, so a hard cut means more flowers, not fewer.
  • Deadheading: snip off brown spikes in summer and new side shoots will flower again.
Be a responsible gardener: in some regions the butterfly bush spreads easily by seed into the wild. Remove faded flowers before they set seed, or choose a sterile, compact variety – many garden centres now sell them, and they are perfect for pots and small gardens.

10 More Flowers Butterflies Love

Plant a mix that flowers at different times. That way there is always something on the menu from the first warm days in spring until the first frost.

1. Lavender – the classic summer nectar plant. Sunny, dry spot, and it smells wonderful for you too.
2. Oregano / marjoram – let it flower! The small pink-purple flowers are a butterfly favourite in July and August.
3. Basil and other herbs left to flower – thyme, mint and basil all turn into pollinator magnets when you stop harvesting a few stems.
4. Coneflower (Echinacea) – big, flat flowers make a perfect landing pad. Leave the seed heads for birds in winter.
5. Sedum (stonecrop) – flowers in late summer and early autumn, exactly when butterflies are filling up before winter.
6. Verbena bonariensis – tall, airy purple flowers that float above other plants and flower for months.
7. Asters – one of the most important late flowers, buzzing with life in September and October.
8. Single-flowered dahlias – choose open, single flowers with a visible centre (more on that below).
9. Zinnias and cosmos – easy to grow from seed, colourful and loved by butterflies all summer.
10. Wildflowers – knapweed, field scabious, wild marjoram and clover in a sunny corner or meadow strip.
Basil left to flower with purple flower spikes in a raised planter

Basil left to flower in a raised planter – herbs like this are a free nectar station.

Choose Open Flowers, Not Just Pretty Ones

Many popular garden flowers have been bred to look full and fluffy, with extra rows of petals. They are beautiful – but for butterflies and bees the nectar is often hidden or missing.

Orange pompon dahlias next to a blue spruce in autumn

Pompon dahlias are stunning, but their tightly packed petals keep pollinators out.

Take dahlias as an example. Pompon and double dahlias like the ones above are eye-catchers, but single dahlias with a yellow centre are far better for butterflies. You don't have to choose: keep your favourites and simply add a few open, simple flowers next to them.

Quick test: if you can see the centre of the flower (the yellow or dark middle part), insects can usually reach the nectar too.
White Japanese anemones flowering in autumn

Japanese anemones: open flowers with a golden centre, still blooming in October.

Japanese anemones are a great example of a late, open flower. They bloom from late summer into October, when food is getting scarce, and both bees and butterflies visit them.

Butterflies Need More Than Flowers

1. Food for the caterpillars

No caterpillars, no butterflies. Many common butterflies lay their eggs on wild plants. The peacock and small tortoiseshell, for example, need stinging nettles. A small patch of nettles in a sunny, hidden corner can be the most valuable plant in your whole garden.

2. Sun and shelter from wind

Butterflies need warmth to fly. Plant nectar flowers in the sunniest part of the garden, ideally in front of a hedge, wall or fence that blocks the wind.

3. A shallow drink

Fill a saucer with sand or small stones and keep it damp. Butterflies like to "puddle" – they drink water and pick up minerals from wet soil.

4. A wild corner

Wild meadow strip and path with autumn trees

Wild edges and unmown strips give butterflies food and shelter.

Leave a strip of lawn unmown, let some flowers go to seed and don't clear every leaf in autumn. Many butterflies spend the winter as eggs, caterpillars or pupae hidden in grass, dead stems and leaf litter.

Skip the pesticides: insect sprays don't only kill pests – they kill caterpillars too. If you want butterflies, let nature (birds, ladybirds, hoverflies) handle the pests.

No Garden? Start on Your Balcony

You don't need a big garden. A few pots on a sunny balcony or doorstep can already feed butterflies passing through the city.

Colourful flower pots with bougainvillea, mandevilla, daisies and alyssum on a doorstep

A doorstep full of pots – add a few nectar plants like daisies and sweet alyssum to make it pollinator-friendly.

  • Sweet alyssum – tiny white flowers with a honey scent, perfect for edges of pots
  • Marguerite daisies – open flowers that bloom for months
  • Lavender, thyme and oregano – compact, drought-tolerant and useful in the kitchen
  • A dwarf butterfly bush – compact varieties grow happily in a large pot

Common Mistakes to Avoid

Only planting summer flowers. Butterflies need food in spring and autumn too – plan for the whole season.
Choosing only double flowers. They look full, but many have little or no nectar.
A perfectly tidy garden. No nettles, no wild corner, no leaves – no place for caterpillars and winter shelter.
Planting in the shade. Butterflies feed in the sun. Put nectar plants where the sun shines longest.
Using insect sprays. Even "gentle" sprays can kill caterpillars.

Quick Butterfly Garden Checklist

  1. Plant one butterfly bush (or a compact, sterile variety in a pot)
  2. Add nectar flowers for spring, summer and autumn
  3. Choose open, single flowers with a visible centre
  4. Let some herbs flower – basil, oregano, thyme
  5. Leave a small patch of nettles and a wild corner
  6. Give them sun, shelter and a damp saucer of sand
  7. Say no to insecticides

Final Thoughts

A butterfly garden is one of the easiest and most rewarding projects you can start. Plant a butterfly bush, add a few of the flowers from this list and leave a little corner to nature. Next summer, sit down with a coffee in the sun – and count your visitors.

Autumn is actually a great time to plan: many shrubs and perennials can still go into the ground now, so their roots settle in over winter and they are ready to flower next year.

Continue Reading

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Tidy up, feed the soil and protect your plants before the first frost.

How to Improve Garden Soil Naturally

Compost, mulch, and simple habits that build rich, healthy soil.

Fall Vegetable Gardening: What to Plant Now for an Autumn Harvest

The best crops to sow now for fresh greens and roots well into autumn.

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