Why Gardens Matter for Bees

Residential gardens, taken together, represent an enormous area of potential bee habitat — particularly in the United Kingdom, where private gardens cover more area than all National Nature Reserves combined, and in the United States, where the approximately 40 million acres of residential lawn represents one of the largest land use categories in the country. The ecological value of this land for bees is currently very low in most cases. It can be made very high with relatively simple changes.

A garden planted with appropriate native flowering plants, free of pesticides, and containing some provision for nesting can support populations of wild bees at densities that would have been typical of pre-agricultural England or North America. Gardens do not merely supplement wild habitats — in heavily urbanized areas, they may be the primary habitat for many bee species.

Principle 1: Native Plants Are Best

The single most important principle of bee-friendly gardening is to prioritize native flowering plants over cultivated ornamentals. Native plants have co-evolved with native bee species over thousands of generations, producing pollen and nectar in the right quantities, at the right times, in the right physical configurations for native bees to access efficiently.

Many cultivated ornamental plants — particularly double-flowered varieties — have been bred to produce more petals at the expense of anthers and nectaries. A double-flowered rose or dahlia may be beautiful to a human eye but is largely inaccessible and nutritionally barren for bees. Similarly, many modern bedding plants are bred for extended bloom period, color saturation, or disease resistance in ways that inadvertently reduce their pollen and nectar production.

This does not mean ornamental gardens are incompatible with bee gardening. Many traditional cottage garden plants — lavender, foxglove, borage, phacelia, echinacea, verbena — are highly attractive to bees. But when in doubt, a native wildflower will generally outperform a cultivated variety of the same species for bee value.

Bloom Calendar

Key Bee-Friendly Plants by Season (Northern Hemisphere)

Spring Early Summer Late Summer Autumn 🌸 Crocus 🌼 Dandelion 🍎 Fruit Blossom 💜 Lungwort 🟡 Pussy Willow 🌷 Tulip (open) 🌿 Flowering Currant 💜 Lavender 🔵 Borage 🌸 Foxglove 🌻 Phacelia 🌼 Ox-eye Daisy 🌸 Clover 🟣 Catmint 🌻 Sunflower 💜 Echinacea 🌸 Heather 🌼 Goldenrod 🔵 Agastache 🌸 Verbena 🟡 Rudbeckia 🌸 Aster 🌼 Ivy (flowering) 💜 Michaelmas Daisy 🌸 Sedum 🟡 Late Goldenrod 🌿 Borage (late)

The Best Bee-Friendly Plants

The following plants are consistently among the highest-rated for bee attraction in published horticultural and ecological research. All are widely available, easy to grow, and provide exceptional forage value for a wide range of bee species.

PlantSeasonBees AttractedNotes
Lavender (Lavandula spp.)Early–late summerHoneybees, bumblebees, solitary beesOne of the most bee-visited plants in temperate gardens; choose open-flowered varieties
Borage (Borago officinalis)Summer–autumnHoneybees, bumblebeesSelf-seeds prolifically; flowers refill with nectar every two minutes
Phacelia (Phacelia tanacetifolia)Spring–summerHoneybees, bumblebees, mining beesGrown commercially as a bee forage crop; exceptional nectar producer
Foxglove (Digitalis purpurea)Early summerBumblebees (specialist)Tubular flowers are sized precisely for bumblebees; honeybees cannot easily access
White clover (Trifolium repens)SummerHoneybees, bumblebees, solitary beesOne of the most important agricultural bee plants; allowing clover in lawns dramatically increases bee value
Echinacea (Echinacea purpurea)Mid–late summerBumblebees, solitary beesNative to North America; long bloom season; seedheads provide winter bird food
Catmint (Nepeta spp.)Early summer–autumnHoneybees, bumblebeesRepeat-blooms if cut back; exceptionally long season; drought tolerant
Goldenrod (Solidago spp.)Late summer–autumnHoneybees, bumblebees, solitary beesCritical late-season forage; provides pollen and nectar when little else is blooming
Aster (Symphyotrichum spp.)AutumnHoneybees, bumblebeesAmong the last flowers of the season; critical for late-season colony nutrition
Flowering ivy (Hedera helix)AutumnHoneybees, ivy beesFlowers in September–November when almost nothing else blooms; sole food source of the ivy bee
Dandelion (Taraxacum officinale)Early springAll bee speciesCritical first food source of the year; do not treat as a weed
Crocus (Crocus spp.)Late winter–early springQueen bumblebees, early mining beesOne of the first flowers of the year; vital for emerging queens after winter
Sunflower (Helianthus annuus)Summer–autumnBumblebees, solitary bees, honeybeesChoose open-centered varieties; double-flowered cultivars have less accessible pollen
Borage (Borago officinalis)Summer–autumnAll beesEasy annual; self-seeds; flowers refill with nectar continuously
Willowherb (Epilobium spp.)SummerBumblebees, solitary beesOften dismissed as a weed; exceptional pollen source for many native species

Principle 2: Provide Continuous Bloom

A bee-friendly garden should aim to provide something in flower from the earliest possible point in spring through the latest possible point in autumn. This is particularly important for queen bumblebees, which emerge from hibernation in late winter or early spring and must find food immediately or perish. It is equally important in late summer and autumn, when colonies need to store sufficient food reserves for winter.

The "hungry gap" for bees in many gardens occurs in late summer, when spring-flowering plants have finished and autumn-flowering species have not yet begun. Goldenrod, aster, sedum, heather, and late-blooming borage are particularly valuable for filling this gap. Flowering ivy — which blooms from September through November in the United Kingdom — is an irreplaceable late-season resource and the exclusive food source of the ivy bee.

Principle 3: Create Nesting Habitat

Providing food without nesting habitat addresses only half the bee's needs. Different bee species nest in radically different ways, and a bee-friendly garden should attempt to accommodate as many nesting types as possible.

Ground-Nesting Bees

Approximately 70% of bee species nest in the ground. They require bare or sparsely vegetated soil in sunny, well-drained locations — ideally south-facing slopes. In practice, this means: leaving some areas of the garden unplanted and un-mulched, allowing open soil to remain accessible. A dedicated "bee bank" — a raised mound of bare soil with a south-facing face — can support dense nesting aggregations of mining bees and other ground-nesting species.

Cavity-Nesting Bees

Mason bees, leafcutter bees, and many other species nest in pre-existing cavities — hollow plant stems, holes in dead wood, or gaps in stone walls. Bee houses — bundles of hollow bamboo stems, drilled wooden blocks, or purpose-built cavity structures — provide nesting habitat for these species. A bee house should be placed facing south or southeast in a sheltered location at approximately 1 to 1.5 meters height. The cavity diameter should range from 3 to 10mm to accommodate different species.

Dead wood — standing dead trees, logs, and stumps — provides nesting habitat for carpenter bees and many other cavity-nesting species. A log pile in a sunny corner of the garden is a highly productive bee habitat that requires no maintenance.

Leaving Dead Stems

Many solitary bee species nest in the hollow or pithy stems of dead plants. Leaving stems standing through winter — rather than cutting herbaceous plants to the ground in autumn — provides overwintering habitat for dozens of bee species. Cutting stems in spring at a height of 20–30cm, rather than to ground level, leaves short sections that remain useful as nesting habitat for another season.

Principle 4: No Pesticides

A garden planted with bee-friendly plants but treated with insecticides is not a bee-friendly garden. Many commercially available garden insecticides — including those sold as "natural" or "organic" — are highly toxic to bees. Pyrethrins, derived from chrysanthemum flowers, are among the most bee-toxic compounds available to gardeners. Neonicotinoid-treated plants are sold in garden centers across the United States with no labeling requirement, despite the proven bee-toxicity of these compounds.

Eliminating pesticide use entirely is the only safe approach for a bee garden. Pest management in a pesticide-free garden relies on: encouraging natural predators (ladybirds, lacewings, parasitic wasps), using physical barriers for vulnerable plants, accepting a level of pest pressure as the cost of a functioning ecosystem, and choosing plant varieties with natural resistance to common pests.

If pesticide use is unavoidable — for example, for genuine disease management — use the least toxic available compound, apply it in the evening when bees are not active, avoid applying to open flowers, and never apply to plants that bees are actively visiting.

Small Space Bee Gardening

Bee-friendly gardening is not limited to large plots. A single window box planted with lavender, thyme, and borage provides measurable food for local bees. Container gardens on balconies and roof terraces in urban areas can support significant bee activity if planted with appropriate species. Even a single pot of flowering herbs on a kitchen windowsill is better than nothing.

For small spaces, prioritize plants with the highest forage value per square meter: borage, phacelia, catmint, lavender, and thyme consistently top the rankings in research measuring bee visits per unit area. All grow well in containers and all bloom for extended periods.

Further Reading