Wildlife garden plants — birds, bees & butterflies

Wildlife garden plants — birds, bees, butterflies in one design

A pollinator garden feeds adult insects briefly. A bird garden feeds birds briefly. A wildlife garden — properly designed — does both, plus supports the caterpillars that nesting birds need to feed their chicks, plus provides nesting sites, plus offers winter cover and food. The key is layering native plants from canopy to groundcover so each species group gets what it needs from a single bed. This guide covers the layered design framework, 15 well-tested wildlife plants for US and UK gardens, and the maintenance rules (leave the leaves, leave the stems) that turn a tidy garden into a living one.

Try Growli: Photograph your garden and Growli will score it for layered wildlife habitat — canopy, shrub, perennial, ground — and recommend the species to add.

The three-layer wildlife design

Healthy wildlife habitat has three vertical layers. Most home gardens have only one (perennials) or two (perennials and lawn) — adding the missing layers transforms biodiversity.

1. Canopy layer (large trees, 30+ ft): oak, native maple, hickory, beech. Hosts the caterpillars nesting birds feed to chicks; provides nesting cavities.
2. Understory layer (small trees and shrubs, 6–25 ft): serviceberry, dogwood, elderberry, viburnum, witch hazel, native holly. Provides berries, flowers and shelter at mid-height.
3. Herbaceous layer (perennials and groundcover, under 6 ft): native asters, goldenrod, joe pye weed, native sunflowers, mountain mint, ferns. Provides nectar, pollen and seed.

Doug Tallamy's research at the University of Delaware found that a US Northeast white oak supports 500+ species of caterpillars — more than any other native tree. Caterpillars are the protein that nesting birds need: a single pair of chickadees raises one brood on 6,000–9,000 caterpillars. A wildlife garden without a native canopy tree is missing the most important component.

Pet safety boilerplate: Two wildlife plants on this list — American holly berries and elderberry (raw uncooked) — carry pet caution. Each is noted below. Emergency: ASPCA Animal Poison Control (888) 426-4435.

15 wildlife garden plants for US + UK gardens

Canopy layer

1. Oak — Quercus alba (US white oak) / Quercus robur (UK English oak)

The single most important wildlife plant for any garden that can fit one. US white oak hosts 500+ caterpillar species per Doug Tallamy's research; UK English oak hosts approximately 280 invertebrate species per UK Woodland Trust data — more than any other UK native tree. Acorns feed deer, squirrels, blue jays, woodpeckers, wild turkeys. That same deer traffic is why most wildlife gardeners pair the wild planting with a protected ornamental zone of deer-resistant plants, so the welcome-everything ethos does not cost you every hosta and tulip. Cavities in mature oaks nest woodpeckers, owls, bats. Zones 3–9 (US) / hardy across UK. Pet safety: acorns can cause GI upset and obstruction in dogs that swallow them in quantity; not a major risk at typical garden exposures.

2. Native maple — Acer rubrum (US red maple) / Acer campestre (UK field maple)

US red maple supports 200+ caterpillar species; UK field maple supports a smaller but still significant insect community. Spring flowers are early-season bee food; fall color is exceptional. Zones 3–9 (US) / hardy across UK. Pet safety: avoid red maple (A. rubrum) where horses graze — wilted red maple leaves are toxic to horses. Not toxic to dogs and cats at typical garden exposures.

Understory layer

3. Serviceberry — Amelanchier canadensis

Small native US tree (15–25 ft) with white spring flowers, edible summer berries and brilliant orange fall color. Cedar waxwings strip the tree clean in June; robins, mockingbirds and orioles also feed. Native bees pollinate the flowers. The single best small native tree for a US garden. Zones 4–8. Pet safety: berries are edible for humans, birds and pets at typical exposures.

4. Elderberry — Sambucus canadensis (US) / Sambucus nigra (UK)

US black elderberry and UK common elder both produce massive flat creamy-white flower clusters in June and clusters of dark purple berries in late summer. Catbirds, robins, towhees, woodpeckers and rose-breasted grosbeaks feed on the berries. Pet safety: raw uncooked elderberries, leaves, stems and roots are TOXIC to dogs and cats — contain cyanogenic glycosides. Cooked berries (jams, syrup) are safe; raw berries and any vegetative parts are not. Plant where pets do not chew foliage.

5. Native viburnum — Viburnum dentatum (arrowwood) / Viburnum nudum (witherod)

Native US shrubs (6–15 ft) with white spring flowers and blue-black fall berries. Cedar waxwings, thrushes, robins and bluebirds feed on the berries. Native bees pollinate. Avoid Japanese viburnum (V. plicatum) — non-native, lower wildlife value. Zones 3–8. Pet safety: generally non-toxic; not on ASPCA toxic list at species level.

6. American holly — Ilex opaca (US) / Ilex aquifolium (UK)

Evergreen tree (15–50 ft) with spiny leaves and bright red winter berries. Female plants produce the berries — needs a male pollinator nearby. Cedar waxwings, robins and bluebirds feed on the berries through winter. Provides dense evergreen cover for roosting. Pet safety: holly berries are TOXIC to dogs and cats per ASPCA — causes vomiting and GI upset. Plant where berries do not drop in reach of pets.

7. Dogwood — Cornus florida (US flowering) / Cornus alba (UK red-twig)

US flowering dogwood (15–25 ft) produces white bracts in May and red drupes in fall — high-fat berries critical for fall bird migration. UK red-twig dogwood provides winter interest and small bird shelter. Zones 5–9 (US) / hardy across UK. Pet safety: generally non-toxic; not on common toxic lists.

8. Hawthorn — Crataegus monogyna (UK) / Crataegus crus-galli (US cockspur)

UK hawthorn is one of the most important hedge species for wildlife — supports 150+ insect species, dense thorny structure for nesting birds, red haws feed thrushes and waxwings into winter. US cockspur hawthorn similar role. Zones 4–7 (US) / hardy across UK. Pet safety: haws are non-toxic; thorns are the main concern.

9. Witch hazel — Hamamelis virginiana

Native US Northeast understory shrub (10–15 ft) with yellow ribbon-like flowers in October–November (one of the few fall-blooming natives). Hosts caterpillars of several silkmoth species. Zones 3–8. Pet safety: not flagged by ASPCA.

10. Blackthorn — Prunus spinosa (UK)

UK native hedge species with white spring flowers (early bee food) and dark purple sloes in fall (used for sloe gin; eaten by thrushes). Dense thorny structure for nesting birds. Hardy across UK. Pet safety: sloes are generally regarded as safe for pets in small amounts; large ingestion of the stones (which contain cyanogenic glycosides) is a concern.

Herbaceous layer

11. Native sunflower — Helianthus annuus (annual) / Helianthus divaricatus (woodland perennial)

Native US perennial sunflowers produce dozens of small flowers per stem from July to September. Bees pollinate; goldfinches, chickadees and house finches strip the seeds in fall. Skip pollenless cut-flower cultivars (H. annuus 'ProCut') — no wildlife value. Pet safety: ASPCA lists Helianthus as non-toxic.

12. New England aster + Goldenrod — Symphyotrichum novae-angliae + Solidago spp.

The keystone late-season duo. Purple aster + yellow goldenrod blooming together in September–October fuels monarch migration south and gives bees their last big nectar window before frost. Goldenrod seedheads feed finches in winter. Pet safety: both non-toxic.

13. Joe pye weed — Eutrochium purpureum

Native US perennial (4–7 ft) with massive mauve flower heads in August–September. Heavy butterfly and bumblebee traffic; seed heads feed finches. Pet safety: generally non-toxic.

14. Mountain mint — Pycnanthemum muticum

Native US Northeast meadow perennial. Silvery flower bracts and tiny white flowers in midsummer; among the heaviest pollinator-visit plants in Mt. Cuba Center trials. Drift-forming; well-mannered. Pet safety: generally non-toxic.

15. Ivy — Hedera helix (UK)

For UK wildlife gardens — caveat: invasive in much of the US, not recommended in US gardens. UK native ivy is critical late-season wildlife habitat: flowers in September–November are nearly the only autumn nectar source for UK bees and wasps; black winter berries feed blackbirds, redwings and woodpigeons; evergreen cover nests blackbirds, wrens and robins. Pet safety: TOXIC to dogs, cats and horses per ASPCA — causes vomiting, drooling, abdominal pain. Plant where pets do not chew foliage. In US gardens, substitute native evergreen cover like American holly, eastern red cedar or mountain laurel.

How to design a wildlife garden

1. Start with one canopy tree

If you can plant one tree, plant a native oak. The cascading effects on caterpillars, nesting birds, mycorrhizal soil and acorn-eating mammals are unmatched. For smaller spaces, serviceberry, native dogwood or witch hazel.

2. Layer three understory shrubs around the tree

Pick three: elderberry (summer berries), native viburnum (fall berries), American holly (winter berries). Together they provide bird food through three seasons.

3. Plant the herbaceous layer in drifts

Use the pollinator perennials from our pollinator friendly perennials guide — joe pye weed, native aster, goldenrod, mountain mint — in drifts of 5+ per species.

4. Add water (the most overlooked component)

A shallow basin with a drip or bubbler is one of the highest-leverage wildlife additions. Birds bathe daily; bees and butterflies drink. Moving water attracts the most species; even a shallow saucer refreshed daily works.

5. Leave the leaves

Fall leaves blown into bedding piles are critical overwintering habitat for fireflies, native bees, butterfly chrysalises, salamanders and earthworms. Rake leaves off lawns onto beds — do not bag and remove. This single change roughly doubles spring insect emergence and increases songbird food supply through winter.

6. Leave stems standing through winter

Many native bees and wasps overwinter in hollow perennial stems. Songbirds (finches, juncos, sparrows) feed on standing seedheads through winter. Cut back in late April once temperatures rise reliably — not in fall.

7. Skip the spray (including organic Bt)

Even organic Bt (Bacillus thuringiensis) kills caterpillars, which are the protein source nesting birds need. A wildlife garden does not tolerate spray — accept some chewed leaves as the sign the garden is working. The same logic applies to biting insects: rather than fogging, lean on planting choices like mosquito-repellent plants around seating areas. See our pests hub for no-spray pest management.

Try Growli: Snap a photo of any bird, bee or butterfly visitor and Growli will identify the species and tell you which plants you need to add to keep it returning.

US vs UK wildlife planting differences

Related articles

• Bee friendly plants — 20 picks pollinators actually visit — the bee-specific guide
• Butterfly garden plants — host vs nectar plants — for butterflies
• Hummingbird plants — 15 nectar-rich picks — for hummingbirds
• Native plants Northeast — 18 picks — Northeast natives
• Pollinator friendly perennials — 12 long-blooming picks — long-blooming perennials
• Companion planting guide — combining wildlife plants with vegetables
• Pet-safe houseplants — indoor pet-safe alternatives
• Pests hub — no-spray approach — pest management without harming wildlife

Reviewed and updated by the Growli editorial team. For questions about anything here, open Growli and ask — or email hello@getgrowli.app.