What to Plant With Hostas: Best Companion Plants

4 Astilbe – The Best Flowering Partner for Moist Shade

Where shade comes with reliable soil moisture, Astilbe is difficult to beat. Its feathery flower plumes rise above finely divided foliage in shades of white, cream, pink, rose, red, lavender, and purple, creating a light vertical counterpoint to rounded hosta leaves.

Astilbes work particularly well when you want to:

• add midsummer flowers to a foliage-heavy hosta bed;
• introduce upright form without a bulky plant;
• brighten dark shade with white or pale flowers;
• soften large hostas with delicate, fernlike foliage.

White Astilbes can be luminous in a dark border, while rose and pink selections pair especially well with blue-green hostas.

The important qualification is moisture. Astilbe is not a good choice for a dry, root-filled bed simply because the site is shaded. In hot or drought-prone conditions, its foliage can deteriorate if water becomes inadequate.

Browse Gardenia’s Astilbe varieties and growing guide before choosing one for your hosta border.

5 Epimedium – An Excellent Choice for Drier Woodland Shade

Epimedium, commonly called barrenwort, deserves a prominent place among hosta companions. Its delicate spring flowers rise on wiry stems, while the foliage often emerges bronze or reddish before becoming green. Some selections develop additional autumn color.

Its real advantage is its usefulness toward the drier end of woodland conditions. Many Epimediums prefer humus-rich, well-drained soil but, once established, tolerate periods of dryness better than moisture-demanding companions such as Astilbe.

Epimedium is particularly useful:

• near established shrubs and trees where roots compete for moisture;
• at the front of medium and large hostas;
• as a restrained woodland groundcover;
• where spring flowers are needed before hostas reach full size.

This does not mean hostas themselves should be allowed to become chronically dry. Epimedium simply provides a better companion option where soil moisture fluctuates.

6 Brunnera – Silver Foliage and Spring Flowers

Brunnera macrophylla, or Siberian bugloss, contributes two distinct seasons of interest. Clouds of tiny blue flowers appear in spring, often while hosta leaves are still unfurling. After flowering, broad heart-shaped foliage continues the display.

Silver-leaved cultivars are particularly valuable because they catch and reflect limited woodland light. They combine beautifully with:

• deep green hostas for strong light-dark contrast;
• blue hostas for a cool silver-blue palette;
• gold hostas for dramatic foliage contrast.

One design consideration is worth noting: Brunnera and many hostas both have broad, heart-shaped leaves. Where the planting begins to feel visually heavy, insert a fern, Hakonechloa, or sedge to break up the repeated leaf shape.

7 Japanese Forest Grass – The Best Hosta Companion for Movement

Japanese forest grass (Hakonechloa macra) adds something hostas cannot: movement. Its slender blades form flowing, cascading mounds that sway readily in a breeze, making substantial hosta foliage appear even bolder by contrast.

Green forms suit natural woodland gardens, while gold and variegated cultivars illuminate shaded paths, slopes, steps, and border edges.

Japanese forest grass is particularly effective:

• in front of large hostas;
• along paths where its arching habit can spill toward the edge;
• on slopes where the foliage can cascade naturally;
• beside blue hostas, where golden foliage creates dramatic contrast.

It prefers moist, well-drained soil and develops relatively slowly, so avoid crowding young plants between hostas that will eventually engulf them.

Explore Gardenia’s Japanese forest grass guide and varieties.

8 Solomon’s Seal – Graceful Height Without Visual Heaviness

Solomon’s seal (Polygonatum) brings arching lines into the shade garden. Its stems rise above hostas and curve outward, carrying regularly spaced leaves and small pendent spring flowers beneath them.

Variegated forms are especially effective in dark woodland settings, where cream-edged leaves catch the light. Unlike another broad mound of foliage, Solomon’s seal occupies vertical space without creating a visually solid wall.

Use it behind small and medium hostas or allow it to weave naturally between larger clumps. Many Polygonatum species spread gradually by rhizomes, so allow enough room for the colony that may eventually develop.

See Gardenia’s Solomon’s seal guide for more varieties and planting ideas.

9 Heuchera, Tiarella, and Heucherella – Color at the Border Edge

Coral bells (Heuchera) offer one of the widest foliage palettes available for shade. Depending on cultivar, leaves may be lime, caramel, amber, bronze, burgundy, plum, silver, or almost black.

Use foliage color deliberately:

• Gold hostas: pair with burgundy or dark purple Heuchera.
• Blue hostas: try silver, plum, or pale green foliage.
• Dark green hostas: brighten the planting with caramel, lime, or silver.
• Variegated hostas: use restrained, mostly solid-colored companions to avoid visual clutter.

Foamflower (Tiarella cordifolia) offers a softer woodland effect, with attractively marked foliage and airy spring flowers. Heucherella, hybrids between Heuchera and Tiarella, extend the possibilities further.

All three are useful near the front of hosta plantings, where their smaller scale creates a transition toward a path or lawn.

10 Hellebores and Bleeding Hearts – Fill the Spring Gap

Hostas disappear underground during winter and often do not dominate the garden until well into spring. Instead of treating that dormancy as a disadvantage, use the same space for an earlier layer of flowers and foliage.

Hellebores can flower from winter through spring, depending on climate, species, and cultivar. By the time their display is declining, hosta shoots are emerging.

Bleeding hearts provide another useful seasonal relay. Traditional bleeding heart (Lamprocapnos spectabilis) flowers while hostas are developing and may later become dormant, particularly in warm or dry summers. Expanding hosta foliage can help disguise the gap.

11 Sedges – Fine Texture for Shade

Shade-tolerant sedges provide the fine, linear foliage that many shaded gardens lack. The genus Carex is enormous, however, and its members vary greatly in moisture requirements. Do not assume every sedge enjoys wet ground.

Sedges can be used:

• as repeated drifts along a woodland path;
• around large hostas as a low foliage matrix;
• to soften the transition from hostas to lawn or paving;
• to introduce narrow foliage where ornamental grasses would struggle in shade.

For eastern and central North American gardens, Pennsylvania sedge (Carex pensylvanica) is especially useful in appropriate sites. Its low, arching foliage can form attractive colonies in woodland conditions and tolerates considerably drier soil than many gardeners expect from a sedge.

12 Spring Bulbs – Use the Space Before Hostas Expand

Spring bulbs are among the most efficient hosta companions because they occupy the same ground at different times.

Good choices include:

• snowdrops;
• daffodils;
• grape hyacinths;
• scillas;
• other small woodland bulbs suited to your region and soil.

They flower while deciduous trees are still relatively open and before hostas reach full size. As bulb foliage begins to yellow, expanding hosta leaves help hide it. This allows bulb foliage to mature naturally and replenish the bulb rather than being removed while still green.

13 Best Hosta Companions for Moist, Average, and Drier Shade

Moisture is one of the most useful ways to narrow a long companion list.

Cool, Moist Shade

• Astilbe
• moisture-loving ferns
• Brunnera
• Tiarella
• Japanese forest grass

These combinations create especially lush hosta plantings where soil remains evenly moist but drains adequately.

Average Woodland Shade

• ferns
• Solomon’s seal
• Heuchera
• hellebores
• Brunnera
• Tiarella
• suitable sedges

This is perhaps the easiest moisture range for creating a varied, layered hosta border.

Comparatively Dry Woodland Shade

• established Epimedium
• Christmas fern and other suitably adaptable ferns
• hellebores
• dry-shade-tolerant sedges

Dry shade is more challenging because hostas themselves perform best with adequate moisture. Where mature tree roots compete strongly for water, organic mulch and supplemental irrigation may still be necessary.

14 Be Careful Planting Hostas Beneath Mature Trees

Trees can provide exactly the filtered shade hostas enjoy, but they may also create one of the most difficult hosta-growing situations: dry shade caused by root competition. A mature tree can absorb a large share of the available moisture, leaving newly planted hostas struggling even though the light appears ideal.

Be particularly cautious beneath large trees with dense, shallow, or highly competitive root systems. Depending on species, age, soil, and local conditions, these may include:

• beeches (Fagus);
• birches (Betula);
• cherries and other Prunus;
• large maples (Acer);
• poplars (Populus);
• willows (Salix).

This is not a universal blacklist. Hostas may grow successfully beneath some of these trees where soil depth, rainfall, irrigation, root density, and planting distance are favorable. The important point is to evaluate the ground beneath the canopy rather than assuming that shade alone makes a site suitable.

Look particularly for these warning signs:

• dense mats of fine roots close to the soil surface;
• soil that becomes dry again soon after rain or irrigation;
• hostas that remain undersized despite adequate shade;
• frequent wilting or scorched leaf margins during warm weather;
• difficulty digging a planting hole without cutting numerous tree roots.

Large trees can also create maintenance problems through falling debris. Eucalyptus species may shed bark, leaves, and twigs, while shagbark hickory (Carya ovata) can shed leaves, nuts, twigs, and strips of its characteristically shaggy bark. Rather than treating these trees as automatically harmful to hostas, consider whether heavy litter will repeatedly accumulate over or around hosta crowns.

Where tree-root competition is severe, placing hostas farther from the trunk, improving moisture conservation with organic mulch, providing supplemental irrigation, or growing hostas in containers may be more successful than repeatedly trying to establish them among dense roots.

15 What to Plant in Front of, Between, and Behind Hostas

Thinking in layers makes a hosta border easier to design. Every companion should have a purpose and a position.

Hostas can also make attractive underplantings for suitable hydrangeas and other woodland shrubs, provided the site offers enough light for the shrub to flower well and enough moisture for both plants. Allow for the mature spread and root system of the woody plant rather than filling every gap around a newly planted shrub.

16 Match Companion Plants to Hosta Color

Blue Hostas

Try Japanese painted fern, silver Brunnera, white Astilbe, pale Heuchera, or white Tiarella for a sophisticated cool-toned planting. Fine foliage is particularly useful because it contrasts with the hosta’s broad leaves.

Gold and Chartreuse Hostas

Deep green and burgundy make golden foliage appear even brighter. Try dark Heuchera, rich green ferns, or a shadowed evergreen background.

Many gold, yellow, or green hostas can tolerate more light than strongly glaucous blue cultivars, although the amount varies considerably by cultivar, climate, and available soil moisture. See Gardenia’s hostas tolerant of more sun.

Variegated Hostas

A strongly variegated hosta already attracts attention. Surround it with relatively quiet plants such as green ferns, sedges, Solomon’s seal, or solid-colored Heuchera rather than combining too many patterned leaves in one small area.

17 Five Hosta Planting Recipes That Work

Blue and Silver Woodland

Blue Hosta + Japanese painted fern + silver Brunnera + white Tiarella

Why it works: The palette remains cool and harmonious, but every plant contributes a different texture. Broad hosta leaves sit beside finely cut fern fronds, heart-shaped Brunnera foliage, and low Tiarella. Spring flowers gradually give way to a foliage-led summer display.

Golden Shade

Gold Hosta + burgundy Heuchera + green fern + white Astilbe

Why it works: Dark burgundy and green intensify the hosta’s golden foliage, while white Astilbe introduces vertical flowers and brightens the shade.

Graceful Woodland

Variegated Hosta + Solomon’s seal + Japanese forest grass + hellebore

Why it works: Arching Solomon’s seal and flowing grass blades soften the hosta’s broad mound. Hellebores provide early flowers, while hostas and Hakonechloa carry the composition through summer.

Lush Moist Shade

Hosta + Astilbe + fern + Tiarella

Why it works: All four thrive in humus-rich, moisture-retentive conditions when drainage is adequate. The combination layers broad leaves, fern texture, airy flowers, and low groundcover.

Drier Woodland Edge

Hosta + Epimedium + hellebore + Pennsylvania sedge

Why it works: The surrounding plants cope better with periodic root competition than an Astilbe-heavy scheme, while Epimedium and hellebores provide spring interest before hostas dominate the bed.

18 Native North American Plants to Grow With Hostas

Hostas are native to Asia, so a hosta border is not a native plant garden. However, North American gardeners who want to increase native plant diversity can surround hostas with regionally appropriate woodland species.

Some particularly useful choices include:

• Christmas fern (Polystichum acrostichoides): An eastern North American native with leathery evergreen fronds and excellent textural contrast. It is also more tolerant of periodic dryness than many moisture-loving ferns.
• Northern maidenhair fern (Adiantum pedatum): One of the most graceful native ferns, with delicate fan-shaped fronds on dark stems. Best where soil remains humus-rich, cool, and adequately moist.
• Foamflower (Tiarella cordifolia): An eastern woodland perennial with attractive foliage and airy white spring flowers. Excellent at the front of hosta beds or as an informal groundcover.
• Woodland phlox (Phlox divaricata): A fragrant spring-flowering native for dappled shade, adding blue, lavender, or lilac flowers before the hosta canopy fully develops.
• Pennsylvania sedge (Carex pensylvanica): A low, fine-textured sedge particularly useful as a woodland matrix or path edging in appropriate parts of its native range. It is especially valuable in comparatively dry shade.
• American alumroot (Heuchera americana): A North American woodland Heuchera valued for its foliage, restrained habit, and compatibility with naturalistic shade plantings.
• Smooth Solomon’s seal (Polygonatum biflorum): A graceful North American woodland perennial with arching stems and pendent spring flowers that provides excellent vertical contrast with hostas.

19 Companion Plants for Giant and Miniature Hostas

Mature size is frequently overlooked because gardeners choose companions while every plant is still small.

Giant Hostas

Use companions substantial enough not to disappear beneath enormous leaves:

• tall ferns;
• Solomon’s seal;
• tall Astilbe cultivars;
• broad drifts of Japanese forest grass;
• suitable shade-tolerant shrubs positioned far enough away to avoid crowding.

Medium Hostas

These are the easiest to combine. Ferns, Brunnera, Heuchera, Astilbe, Tiarella, Hakonechloa, Epimedium, and woodland bulbs can all work when growing conditions match.

Miniature Hostas

Miniatures need restraint. Large ferns and vigorous groundcovers can overwhelm them quickly. Better companions include diminutive ferns, compact sedges, small Tiarella, tiny spring bulbs, mossy stones, and other small woodland plants.

Explore Gardenia’s miniature and very small hostas.

20 What Should You Not Plant With Hostas?

A poor hosta companion is usually a mismatch in growing conditions or vigor rather than a plant that belongs on a universal blacklist.

• Drought-loving plants: Poor partners where hostas require regular irrigation.
• Plants requiring permanently saturated soil: Hostas appreciate moisture but generally need drainage rather than waterlogged roots.
• Aggressive groundcovers: Vigorous spreaders can penetrate hosta crowns and make future division difficult.
• Oversized neighbors planted too closely: Check mature spread, not the size of the nursery pot.
• Sun-dependent flowering plants: Some survive shade but flower sparsely or develop weak growth.
• Plants with fundamentally incompatible soil requirements: Sharing a shade label does not make two plants compatible.

The lesson is simple: choose companions for the garden you actually have, not for a generalized idea of a “shade garden.”

21 Can Companion Plants Keep Slugs Away From Hostas?

Claims that certain companion plants reliably repel slugs or protect neighboring hostas should be treated cautiously. Slug pressure is influenced by moisture, weather, hiding places, decaying debris, predator populations, and the susceptibility of individual hosta cultivars.

A more dependable strategy includes:

• monitoring hostas during periods of damp weather;
• removing excessive hiding places and decaying debris where practical;
• using appropriate slug-control measures when necessary;
• choosing hostas with thicker, more substantial leaves where slug pressure is severe.

For a more complete approach, read Gardenia’s guide to protecting hostas from slugs and snails.

22 How to Make a Hosta Border Look Designed, Not Collected

Perhaps the most common hosta design mistake is buying one of every attractive cultivar. Blue sits beside gold, gold beside white-edged green, white-edged green beside chartreuse, and soon the border resembles a nursery display rather than a garden.

Choose fewer varieties and repeat them.

A simple approach is to:

• use one or two large hostas as anchors;
• repeat medium hostas to establish rhythm;
• use smaller plants to soften paths and border edges;
• repeat two or three companion plants through the same space;
• introduce flowers seasonally rather than adding another unrelated perennial to every gap.

A ribbon of Japanese forest grass or repeated clumps of fern can connect several different hostas much more effectively than a collection of isolated plants.

Most importantly, leave room for maturity. Hostas often become dramatically larger after establishment. Designing around mature spread prevents the border from becoming overcrowded just when it begins to look established.

23 The Gardenia Approach to Hosta Companion Planting

The best hosta combinations begin with compatibility, not flower color. Gardenia’s approach is to match light, soil moisture, drainage, root competition, and mature size first. Only then should color, texture, height, growth habit, and bloom season determine the final arrangement.

Within those compatible conditions, contrast is what makes hostas shine. Place broad leaves beside fine fern fronds, static mounds beside flowing Japanese forest grass, low foliage beneath arching Solomon’s seal, and summer hostas among plants that begin their display months earlier.

Think of every companion as performing a particular job: one may brighten spring, another soften the border edge, another add summer flowers, and another introduce fine foliage or autumn movement. When those roles are planned rather than accidental, the planting remains interesting for far longer than a bed built around flower color alone.

The result is more than a collection of shade plants. It is a layered garden in which hostas become the structural heart of a planting that changes from spring through fall.

Updated: September 2026 • Reviewed by Gardenia Editors