Description
If you’re looking for a plant that brings drama, color, and practically indestructible reliability to your Connecticut garden, let me introduce you to Gro-Low Sumac (RHUS AROMATICA ‘GRO-LOW’). This is one of those plants that makes gardeners look like geniuses—it thrives in conditions that make other plants weep, asks for almost nothing in return, and rewards you with stunning foliage that changes like a mood ring throughout the year. Whether you’re dealing with poor soil, hot sun, or that tricky dry spot under your deck where nothing else survives, this little powerhouse has your back.
What it looks like
Gro-Low Sumac is a low-growing, spreading deciduous shrub that stays beautifully compact without demanding constant pruning. Unlike its taller relatives, this cultivar typically maxes out at about 2 feet tall but can spread to 6 feet or more, making it absolutely perfect for ground cover applications or softening those hard edges in your landscape. The foliage is the real star here—delicate, finely-textured leaflets arranged in groups of three create an almost fern-like appearance that’s surprisingly elegant for such a tough plant. In spring and early summer, the leaves emerge in a fresh apple-green, but come autumn, this plant transforms into something truly magical. The entire shrub ignites in brilliant shades of red, orange, and burgundy that’ll make your neighbors stop mid-conversation. Even without flowers (though it does have small greenish blooms), the foliage alone makes this plant worth its space in your garden.
Growing it in your garden
Here’s where Gro-Low Sumac really shines for us New England gardeners: it’s practically unfussy. This native shrub thrives in full sun and actually prefers poor to average, well-drained soil—yes, you read that right! If you’ve got that awful, compacted, clay-heavy soil that Connecticut is famous for, this plant laughs in the face of it. It tolerates sandy soils, rocky soils, and even that dry zone underneath your eaves where rain never reaches. Plant it in spring or fall, give it a good watering during establishment, and then step back and let nature do its thing. Once established, Gro-Low rarely needs supplemental watering except during extended droughts. It’s salt-tolerant too, which makes it an excellent choice if you’re anywhere near the coast or dealing with winter salt spray from our roads.
Through the seasons
The seasonal show that Gro-Low puts on is one of my favorite things about this plant. Spring brings fresh, bright foliage as it leafs out—it’s one of the later shrubs to break dormancy, so don’t panic if it looks bare when everything else is greening up in May. Throughout summer, it maintains that lovely soft, feathery green texture that works beautifully as a backdrop for brighter perennials or other shrubs. Female plants will produce small red berries in late summer and early fall, which add another layer of interest and provide food for birds (though male plants won’t set fruit, so consider whether you want that feature). But autumn is truly Gro-Low’s moment to shine—those reds and oranges are nothing short of spectacular in a Connecticut fall. Winter reveals an interesting branching structure that adds subtle architectural interest to the dormant landscape.
Where it shines
I love recommending Gro-Low for those challenging spots that stump most gardeners. Plant it on dry slopes where erosion is a concern—its spreading habit and extensive root system actually help stabilize soil. Use it as a ground cover in large areas where you want to minimize mowing and maintenance. It’s fantastic cascading over a retaining wall, softening the hard line between your terrace and the slope beyond. Because of its low stature, it’s perfect for foundation plantings where you need something that won’t block windows or grow into power lines. I’ve also seen it used beautifully in contemporary gardens as a textural element in combination plantings, and it works wonderfully in native plant gardens since it’s actually a Massachusetts native.
Perfect companions
Gro-Low’s fine texture and seasonal color changes make it an excellent partner for plants with bolder foliage. Pair it with purple smokebush (COTINUS COGGYGRIA) or dwarf Alberta spruce for contrast in form and color. It looks lovely spilling near ornamental grasses like Karl Foerster feather reed grass—the textures complement each other beautifully. For spring bulbs, plant daffodils or tulips nearby; they’ll emerge through and around your sumac without competition. In beds, combine it with sedums, catmint, and coreopsis for a low-maintenance, drought-tolerant combination that looks good from spring through frost.
Care tips
Honestly, care is minimal with this plant. Prune in early spring if you want to control its spread or shape it—it responds well to cutting and will bounce back vigorously. Don’t fertilize it; remember, it prefers poor soil and too much nutrition can actually make it leggy. If you do need to water, do it deeply but infrequently during establishment—this encourages deep rooting and drought tolerance. Watch for the occasional spider mite in very hot, dry summers, but even that’s rare in our Connecticut climate. The main thing is to resist the urge to fuss over it. This plant wants to be left alone to do its thing.
Quick facts
- Hardiness Zone: Zones 3-9 (perfectly hardy throughout Connecticut)
- Mature Height & Spread: 2 feet tall × 4-6 feet wide (or wider)
- Bloom Season: Late spring with inconspicuous greenish flowers
- Light Requirements: Full sun (at least 6 hours daily)
- Water Needs: Low; drought tolerant once established
- Available at: Both our retail and wholesale locations