Favorite Plant Binders—Use These in Multiples as Garden Glue

Updated October 2026

I am a plant lover—unabashed and unapologetic. I'm also committed to my garden as an expression of my artistic vision; as a four-dimensional art form. In a small garden, those two impulses pull against each other. I grow more plants than I can keep forever, and I'm always editing.

One of the ways I bring order to my garden and avoid visual chaos is repetition, which binds potentially discordant vignettes together. Without it, my garden probably wouldn't hold together as well as it does. With it, I can pursue my plant passions without abandoning my artistic aspirations.

This is one of the reasons behind the old rule: buy plants in multiples of 3, 5, or 7. When you think about that oft-repeated recommendation in the context of repetition, it makes perfect sense.

Where I rely on this most is with the low, front-of-the-border weavers—ground covers, compact perennials, and grasses. These plants are the glue that binds the garden together. Small shrubs and narrow conifers can do the same job higher up. Size is relative: in my side garden there's room for one Calycanthus, and that's it. But there's room for a lot of compact plants, and that's how even a small garden gets real repetition.

This principle is hard to see in photographs. Our brains take in far more than the camera can convey. Repeated plants and colors are subtle cues that lead you through a garden: a heuchera in the front garden is echoed by another in the side garden, and your mind and body pick up on that recurring thread. A still photo can't capture it. A walk-through comes closer.

Plants That Bind in My Side Yard Garden

In the video, I walk the south side garden—what used to be my driveway—with an eye on the ground plane. Sometimes the binder is one plant repeated down the line, like the bronzy grass along the front. Other times it's different plants creating the same effect: pools of yellow from a golden sedum, a golden carex, a gold hosta, Hakonechloa macra 'All Gold', Lonicera nitida 'Briloni', and Ceanothus 'Diamond Heights'. Pools of blue foliage do the same job.

More Binders Without Buying More Plants

Binders are also where a plant budget stretches furthest. A good chunk of the ground covers and perennials I repeat came from dividing and transplanting what I already had, not from a nursery. Repeating a plant through division instead of buying something new each time gets you more plants and a more connected garden at the same time.

Fall is a good window for it. As a rule, spring-blooming perennials get divided in fall, and summer- and fall-bloomers get divided in spring. I aim to have the work done at least four to six weeks before the first hard freeze, and grasses generally wait until spring. Stachys byzantina 'Helene Von Stein' is one of the easiest binders I divide, with a very high success rate. Heucheras are another. Here's more of how I do it:

Qualities of a Good Binder

  • Compact, tidy growth habit with a small footprint.
  • Looks good over a long season.
  • Often reads as neutral vs. busy or showy.
  • Relatively common and easy to find at a reasonable price—or easy to divide, which costs nothing.
  • Reliable and easy to grow.
  • Bonus points for being flexible and adaptable in terms of cultural needs.

Below are some of my go-to plants for creating continuity and cohesion in the gardens I make with clients and here at home.

Plant Binders: My Garden Glue

Acorus gramineus 'Ogon'

Golden Variegated Sweetflag

Type: Grass / Grass-Like, Groundcover
Exposure: Afternoon Sun, Filtered Sun, Morning Sun, Open Shade
Zone: 10, 6, 7, 8, 9

view plant

Berberis thunbergii f. atropurpurea 'Concorde'

dwarf purpleleaf Japanese barberry

Type: Shrub
Exposure: Full Sun, Full Sun, Part Sun, Afternoon Sun, Reflected Heat
Zone: 4, 5, 6, 7, 8

view plant

Bergenia cordifolia 'Winter Glow'

Pigsqueak

Type: Perennial
Exposure: Full Sun, Full Sun, Part Sun, Part Shade, Full Shade, Morning Sun, Filtered Sun, Open Shade, Open Shade
Zone: 3, 4, 5, 6, 7, 8

view plant

Brunnera macrophylla 'Jack Frost'

Variegated Siberian Bugloss

Type: Perennial
Exposure: Part Shade, Morning Sun, Filtered Sun, Open Shade
Zone: 3, 4, 5, 6, 7, 8, 9

view plant

Buxus sempervirens 'Aureovariegata'

Variegated Boxwood

Type: Shrub
Exposure: Full Sun, Full Sun, Part Sun, Part Shade, Full Shade, Morning Sun, Filtered Sun, Open Shade, Open Shade
Zone: 6, 7, 8, 9

view plant

Carex testacea

Orange Sedge

Type: Grass / Grass-Like, Groundcover, Perennial
Exposure: Full Sun, Full Sun, Part Sun, Part Shade, Afternoon Sun, Reflected Heat, Morning Sun
Zone: 7, 8, 9, 10

view plant

Cryptomeria japonica 'Little Diamond'

Little Diamond Dwarf Japanese Cedar

Type: Conifer, Shrub
Exposure: Filtered Sun, Full Sun, Morning Sun, Open Shade, Part Shade, Part Sun
Zone: 5, 6, 7, 8, 9

view plant

Festuca glauca 'Elijah Blue'

Elijah Blue Fescue

Type: Grass / Grass-Like, Perennial
Exposure: Full Sun, Full Sun, Part Sun, Afternoon Sun, Reflected Heat
Zone: 4, 5, 6, 7, 8, 9

view plant

Geranium 'Gerwat' Rozanne

Rozanne Hardy Geranium

Type: Groundcover, Perennial
Exposure: Afternoon Sun, Full Sun, Part Sun
Zone: 5, 6, 7, 8, 9

view plant

Hakonechloa macra 'All Gold'

Golden Japanese Forest Grass

Type: Grass / Grass-Like, Perennial
Exposure: Morning Sun, Filtered Sun, Open Shade
Zone: 5, 6, 7, 8

view plant

Hebe pinguifolia 'Sutherlandii'

Sutherland hebe

Type: Shrub
Exposure: Full Sun, Full Sun, Afternoon Sun
Zone: 6, 7, 8, 9, 10, 11

view plant

Heuchera 'Fire Alarm'

Fire Alarm Coral Bells

Type: Perennial
Exposure: Full Sun, Full Sun, Part Sun, Morning Sun, Filtered Sun, Open Shade, Open Shade
Zone: 4, 5, 6, 7, 8, 9

view plant

Hosta 'Blue Mouse Ears'

Blue Mouse Ears Hosta

Type: Perennial
Exposure: Part Shade, Full Shade, Morning Sun, Filtered Sun, Open Shade, Open Shade
Zone: 3, 4, 5, 6, 7, 8, 9

view plant

Hydrangea paniculata 'SMHPLQF' Little Quickfire™

Little Quick Fire® Panicle Hydrangea

Type: Shrub
Exposure: Filtered Sun, Full Sun, Morning Sun, Open Shade, Part Shade, Part Sun
Zone: 3, 4, 5, 6, 7, 8

view plant

Lonicera nitida 'Twiggy'

Twiggy Box Honeysuckle

Type: Shrub
Exposure: Filtered Sun, Morning Sun, Open Shade, Part Shade, Part Sun
Zone: 7, 8, 9

view plant

Molinia caerulea ssp. caerulea 'Variegata'

Variegated Purple Moor Grass

Type: Grass / Grass-Like, Perennial
Exposure: Afternoon Sun, Full Sun, Part Sun
Zone: 5, 6, 7, 8, 9

view plant

Nandina domestica 'Gulf Stream'

Compact Heavenly Bamboo

Type: Shrub
Exposure: Full Sun, Part Sun, Part Shade, Filtered Sun, Morning Sun, Open Shade
Zone: 6, 7, 8, 9

view plant

Pennisetum alopecuroides 'Burgundy Bunny'

Burgundy Bunny Fountain Grass

Type: Grass / Grass-Like, Groundcover
Exposure: Full Sun, Full Sun, Part Sun, Afternoon Sun, Reflected Heat
Zone: 5, 6, 7, 8, 9

view plant

Sempervivum - Mixed Varieties

Hen and Chicks

Type: Groundcover, Perennial
Exposure: Full Sun, Full Sun, Part Sun, Afternoon Sun, Reflected Heat
Zone: 4, 5, 6, 7, 8, 9

view plant

Stachys byzantina 'Helene Von Stein'

Lamb's Ears, Big Ears

Type: Groundcover, Perennial
Exposure: Afternoon Sun, Full Sun
Zone: 4, 5, 6, 7, 8, 9

view plant

Taxus x media 'Bean Pole'

Bean Pole Yew

Type: Conifer, Shrub
Exposure: Full Sun, Full Sun, Part Sun, Part Shade, Full Shade, Full Shade, Morning Sun, Filtered Sun, Open Shade, Open Shade
Zone: 4, 5, 6, 7, 8, 9

view plant

Veronica peduncularis 'Georgia Blue'

Georgia Blue Speedwell

Type: Groundcover, Perennial
Exposure: Full Sun, Full Sun, Part Sun, Part Shade, Afternoon Sun, Morning Sun, Filtered Sun, Open Shade, Open Shade
Zone: 4, 5, 6, 7, 8, 9

view plant

Yucca filamentosa 'Color Guard'

Color Guard Adam's Needle

Type: Shrub, Perennial
Exposure: Full Sun, Full Sun, Afternoon Sun, Reflected Heat
Zone: 4, 5, 6, 7, 8, 9, 10

view plant

Published June 07, 2019


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