12 Flowers and Foliage Plants Rabbits Won’t Eat — Even in Peak Browsing Season

Rabbits don’t discriminate much in a well-stocked garden — unless the plant gives them a reason to. Most rabbit damage in US gardens happens in a narrow window: late winter and early spring, when snow cover depletes preferred forage and hungry animals start sampling things they’d normally ignore. That’s the true test of a rabbit-resistant plant.

Understanding which plants hold up — and why — is more useful than any list. The plants that consistently resist rabbit browsing do so through one of three mechanisms: toxic compounds that trigger an instinctive avoidance response, volatile aromatic oils that overwhelm a rabbit’s sensitive olfactory system before it takes a bite, or physical textures (fuzzy, spiny, leathery) that make chewing unrewarding. Plants using multiple mechanisms are the most reliable.

The 12 flowers and foliage plants below are confirmed “seldom damaged” by Iowa State University Extension — one of the most authoritative sources for US garden pest management — and organized by the mechanism that makes them work. You’ll also find honest guidance on when resistance fails, because no plant is completely rabbit-proof when an animal is genuinely hungry.

How Plants Resist Rabbits: Three Mechanisms That Actually Work

Plants defend themselves against rabbit browsing through three distinct strategies — and knowing which one a plant relies on tells you how reliable that protection will be in practice.

Chemical barriers are the most robust. Plants like foxglove and bleeding heart produce compounds — cardiac glycosides and isoquinoline alkaloids, respectively — that cause digestive distress or worse if consumed. Rabbits haven’t learned toxicology; they’ve evolved an instinctive avoidance response to the bitter taste signals these compounds produce. Once a rabbit associates that taste with a species, it typically avoids the whole plant class going forward.

Aromatic oils work differently. A rabbit’s olfactory system is disproportionately large — rabbits rely heavily on scent to evaluate food safety before tasting. Volatile terpenes from plants like lavender, catmint, and Russian sage create an overwhelming sensory signal that short-circuits browsing before the animal gets close. A 2019 study published in the Journal of Toxicology identified eucalyptol (52%) and camphor (11.9%) as the dominant volatile compounds in lavender essential oil — both intensely aromatic at ambient temperatures [5]. Full sun amplifies this: six or more hours of direct light significantly boosts essential oil concentration, which is why shaded lavender offers noticeably less rabbit deterrence than sun-grown specimens.

Physical texture is the third line of defense. Fuzzy, spiny, or heavily leathered surfaces are mechanically unpleasant for rabbits to bite into — they can’t get a clean grip, and the effort doesn’t pay off nutritionally. Lamb’s ears and globe thistle both rely on this mechanism. Texture-based resistance is generally less reliable than chemical or aromatic deterrence under peak food-scarcity conditions, but it holds well for most of the growing season.

One important caveat before the plant list: Iowa State University Extension is explicit that “no plant is guaranteed to not be browsed on by rabbits” [2]. Resistance ratings mean less when a rabbit is genuinely hungry — which brings us to the section on when resistance fails, after the plant profiles.

12 Rabbit-Resistant Flowers and Foliage Plants

Chemical Barriers: Plants Rabbits Instinctively Avoid

1. Foxglove (Digitalis purpurea) — Zones 4–9

Every part of foxglove — leaves, flowers, stems, seeds — contains cardiac glycosides (digitoxin, digoxin) that cause serious cardiac and gastrointestinal distress in mammals. Rabbits instinctively avoid it, making this one of the most reliably resistant plants on the list: the deterrence is chemical and consistent, not preference-based.

Foxglove is a biennial, producing a leafy rosette its first year and tall flower spikes (3–5 feet) the second. It thrives in partial shade — ideal for the woodland edges and tree-line areas where rabbits tend to shelter. Plant in drifts for impact. Hybrid perennial cultivars like ‘Camelot’ extend viability across seasons. See our foxglove growing guide for planting depth and care details.

2. Hellebore (Helleborus spp.) — Zones 4–9

Hellebores combine two resistance mechanisms: thick, leathery foliage that’s mechanically unpleasant to chew and a suite of toxic saponins and alkaloids running through every tissue. In practice, rabbits leave them alone completely — even in late winter, when hellebore is one of very few plants in bloom and would otherwise look like easy pickings.

That late-winter blooming window (December through April, depending on variety and zone) is a genuine asset. Hellebores handle dense shade under deciduous trees, stay evergreen in most zones, and require almost no maintenance once established. ‘Anna’s Red’ and the ‘Wedding Party’ series offer strong garden presence without outgrowing typical perennial borders.

3. Ornamental Allium — Zones 4–10

The sulfurous compounds that give onions and garlic their pungency work even more effectively as rabbit deterrents. Ornamental alliums carry the same volatile sulfur chemistry as their edible relatives — the aroma from cut or bruised foliage is enough to deter most browsing animals before they bite.

Globe-shaped flower heads in deep violet, white, or pink appear in late spring and early summer on clean, leafless stems. Sizes vary dramatically: Allium giganteum reaches 4 feet; A. moly stays under 18 inches. Plant bulbs in fall at three times their diameter deep. Our ornamental allium planting guide covers spacing and companion pairing in detail.

4. Bleeding Heart (Lamprocapnos spectabilis) — Zones 3–9

Bleeding heart produces isoquinoline alkaloids throughout its tissues — compounds that cause toxicity in many mammals and create a strong bitter taste signal. Rabbits leave it alone consistently, which makes it especially valuable because it thrives in the same shaded, sheltered spots where rabbits tend to spend time.

Arching stems carry pendant heart-shaped flowers in pink, white, or red in spring. Plants go dormant by midsummer in warmer zones (3–5 weeks earlier in zone 7 than in zone 4), so plan companions like hostas or ferns to fill the gap. ‘Gold Heart’ adds striking yellow foliage contrast in spring. Read the full bleeding heart growing guide for summer-dormancy management.

Aromatic Deterrents: Plants That Overwhelm a Rabbit’s Sensitive Nose

5. Lavender (Lavandula angustifolia) — Zones 5–9

Lavender’s resistance comes from volatile aromatic compounds — primarily eucalyptol and camphor, together comprising over 60% of its essential oil — that volatilize rapidly in warm weather to create a persistent scent barrier [5]. The deterrence is sensory rather than toxic: lavender is not poisonous to rabbits, but the olfactory signal is strong enough that most won’t approach a well-established clump.

Resistance is strongest in full sun with sharp drainage; shaded or waterlogged lavender produces significantly less essential oil. ‘Hidcote’ and ‘Munstead’ perform reliably in zones 5–8; ‘Phenomenal’ extends to zone 4 with winter mulching. Our guide to the best lavender varieties breaks down cold hardiness and fragrance intensity by cultivar.

6. Russian Sage (Salvia yangii) — Zones 5–8

Russian sage appears consistently on Iowa State Extension’s “seldom damaged” list — and it’s easy to understand why once you brush a stem. The aromatic compounds are immediately intense, and the woody, fibrous stems add a physical deterrent layer. Rabbits rarely investigate it even at the peak of summer.

The plant earns its place on aesthetics alone: billowing clouds of silver-gray foliage topped with tiny lavender-blue flowers from July through September. It grows 3–4 feet tall and wide, tolerates drought and poor soils, and requires minimal maintenance beyond a hard cut-back in spring. An excellent back-of-border anchor for rabbit-heavy zones 5–8.

7. Catmint (Nepeta × faassenii) — Zones 3–9

Catmint belongs to the mint family and carries the volatile essential oils — primarily nepetalactone and related terpenes — that make cats interested and rabbits deterred. The scent is strong enough that most rabbits won’t investigate the plant at all, making it one of the most reliable aromatic deterrents on this list.

It’s also one of the hardest-working perennials available: long-blooming lavender-blue flower spikes from May through June, a full second flush after cutting back in mid-summer, and attractive silver-green foliage that holds through frost. Hardy to zone 3, it has broader zone coverage than lavender or Russian sage. ‘Walker’s Low’ reaches 2–3 feet and is the most widely planted cultivar. See our catmint growing guide for the cut-back timing that triggers the best rebloom.

8. Bee Balm (Monarda) — Zones 3–9

Bee balm’s resistance comes from high concentrations of thymol and carvacrol — the same aromatic compounds in culinary thyme and oregano — along with other mint-family terpenes. The foliage is strongly aromatic when brushed, and rabbits typically avoid even young transplants.

Native to eastern North America, bee balm thrives in average to moist soils and full sun to partial shade. The tubular flowers in red, pink, purple, or white are magnets for hummingbirds and native bees. Powdery mildew is the main management challenge: ‘Jacob Cline’ (red, zones 4–9) and ‘Marshall’s Delight’ (pink) both offer improved mildew resistance without sacrificing rabbit deterrence. Divide every 3–4 years to maintain vigor.

Texture Defenders: Plants Rabbits Find Unpleasant to Chew

9. Lamb’s Ears (Stachys byzantina) — Zones 4–8

The dense, silver-white woolly coating on lamb’s ears leaves is genuinely off-putting for rabbits to bite into — there’s no traction, the fuzzy surface resists a clean grip, and the semi-arid native habitat of this plant means the foliage provides minimal nutritional reward anyway. Iowa State Extension lists it consistently in the “seldom damaged” column [2].

Lamb’s ears works best as a low ground cover or border edge plant at 12–18 inches tall, spreading gently by stolons to fill gaps between taller perennials. The silvery foliage provides strong contrast and reflects light in partially shaded spots. ‘Helene von Stein’ (also sold as ‘Big Ears’) has especially large leaves and rarely flowers, keeping the focus on the foliage texture.

10. Globe Thistle (Echinops ritro) — Zones 3–9

The spiny bracts surrounding globe thistle’s stems and flower heads create a physical deterrent that rabbits — with their relatively soft, sensitive mouths — find genuinely aversive. Combined with a slightly bitter taste, globe thistle holds up better than most texture-only plants under moderate food-scarcity pressure.

Spherical, steel-blue flower heads (2–3 inches in diameter) appear in July and August, rising to 3–4 feet on gray-green stems with deeply lobed, spiny-tipped leaves. Excellent as cut flowers and as dried specimens that hold color for months. Very drought-tolerant once established; thrives in poor, well-drained soils where other perennials struggle. A practical double-duty plant — rabbit deterrence plus late-summer interest.

11. Yarrow (Achillea millefolium) — Zones 3–11

Yarrow layers multiple resistance mechanisms: tough, fibrous foliage with a finely divided texture that’s hard to grip cleanly, combined with aromatic volatile compounds and achilline — a natural alkaloid found in its stems and leaves. Iowa State Extension lists yarrow as one of the most reliable “seldom damaged” perennials, and its performance in practice backs that up [2].

Zone coverage is exceptional: zones 3–11 makes yarrow useful in practically every US climate. Flat-topped flower clusters appear in summer in yellow, red, pink, white, or salmon. A US native and prairie plant, it supports pollinators and tolerates drought, clay, and neglect with equal indifference. ‘Paprika’ (red fading to gold) and ‘Moonshine’ (clear yellow) are strong garden cultivars that hold color through the season.

12. Coral Bells (Heuchera spp.) — Zones 4–9

Coral bells’ thick, leathery leaves — often rippled or heavily veined — sit at the mechanically unpleasant end of the texture spectrum. Iowa State Extension includes heuchera in its “seldom damaged” list, and it’s particularly useful as a rabbit-resistant option because it thrives in shade, where other resistant choices are limited [2].

Available in an extraordinary color range: deep burgundy, amber, lime green, silver, and near-black. Most cultivars grow 12–18 inches, making them ideal as ground cover or at the front of shaded borders. ‘Caramel’, ‘Palace Purple’, and ‘Obsidian’ are reliable performers across zones 4–9. Our Heuchera growing guide covers dividing, shade tolerance thresholds, and overwintering tips.

When Resistance Fails — and What to Do About It

Iowa State University Extension states plainly: “no plant is guaranteed to not be browsed on by rabbits” [2]. Understanding when resistance breaks down is as useful as knowing which plants resist — it lets you protect plants at their most vulnerable moments rather than being caught off guard.

Peak damage window: December through March. UW-Madison Extension documents this as the most severe period for rabbit browsing [1]. Extended snow cover depletes the clover, grass, and weed shoots that rabbits prefer, forcing them to investigate plants they’d normally ignore. In winters with prolonged deep snow, even consistently resistant plants like catmint or yarrow can show low-level damage on accessible stems.

Newly transplanted resistant plants. Established specimens produce defensive compounds at full strength; first-season transplants haven’t built up comparable concentrations. A freshly planted lavender is more vulnerable than a three-year-old clump. Temporary chicken wire cylinders (18 inches high, partially buried) through the first winter provide inexpensive protection during the establishment period.

The marigold problem. Marigolds appear on many rabbit-resistant plant lists online, but Iowa State University Extension classifies them in the “moderately to severely damaged” category [2, 3]. This is one of the most frequently repeated inaccuracies in rabbit garden advice. Regional variation and season-to-season food availability likely explain the discrepancy — in a good forage year, rabbits may ignore marigolds; in a bad one, they don’t. Don’t rely on marigolds as a primary deterrent.

If rabbits do strike: look for a clean, 45-degree cut at the stem — almost knife-like in precision, typically no higher than two feet above ground level [6]. That’s rabbit damage. Deer leave ragged, torn cuts. Knowing the difference helps you respond correctly.

Planning a Rabbit-Resistant Garden

The most effective approach layers all three resistance types strategically. Use aromatic plants — lavender, catmint, Russian sage — along the outer perimeter of beds, near the entry points rabbits use. Their scent signal intercepts browsing animals before they reach the interior of the planting. Reserve chemical-barrier plants like foxglove and bleeding heart for shaded corners near tree lines, where rabbits shelter between foraging runs. Fill ground-level gaps with texture defenders like lamb’s ears and globe thistle.

One critical cultural note: aromatic plants produce more essential oils — and stronger deterrence — in full sun with lean, well-drained soil. Fertilizing heavily with nitrogen encourages lush, fast growth that dilutes defensive compound concentration [4]. Go easy on feeding for lavender, Russian sage, catmint, and yarrow. A slightly stressed, sun-grown specimen deters rabbits far better than a pampered, heavily fertilized one.

Zone-based selection guide:

For additional protection strategies alongside resistant plants — fencing, repellents, habitat modification — see our full guide to building a rabbit-proof garden. Many of the plants above also resist deer; our deer-resistant flowers guide covers the overlap in detail.

Frequently Asked Questions

Are marigolds rabbit-resistant?
No — despite appearing on many online lists, Iowa State University Extension classifies marigolds as “moderately to severely damaged” by rabbits [2, 3]. Regional variation and year-to-year food availability create inconsistency. They’re not a reliable primary deterrent.

What is the single most rabbit-resistant perennial?
Yarrow (zones 3–11) combines tough fibrous texture, aromatic volatile compounds, the widest USDA zone coverage of any plant on this list, and consistent “seldom damaged” status on Iowa State Extension’s susceptibility data. It’s the single most universally reliable choice for US gardeners.

Do these plants also deter deer?
Most do — particularly the aromatic and toxic plants. Deer and rabbits share a preference for tender, non-aromatic, non-toxic foliage, so the overlap between resistant plant lists is significant. Our deer-resistant flowers guide covers which species address both problems simultaneously.

Why do resistant plants sometimes fail in late winter?
Late winter (December–March) is the peak damage window for rabbits, per UW-Madison Extension [1]. Extended snow cover depletes preferred food sources — clover, grass shoots, weed seedlings — forcing rabbits to sample plants they’d normally avoid. New transplants and plants growing at ground level in high-traffic areas are most vulnerable during this window. Temporary fencing through the first winter after planting gives new resistant plants time to reach full defensive compound production.

Sources

[1] Drake, D. and Craven, S. (Rev. 2012). Rabbit Ecology and Damage Management. University of Wisconsin-Madison Division of Extension, Department of Forest and Wildlife Ecology.

[2] Iowa State University Extension and Outreach. Susceptibility of Plants to Rabbit Damage. Yard and Garden.

[3] Iowa State University Extension and Outreach. How to Protect Gardens from Rabbits. Yard and Garden.

[4] Garden Design. 25+ Rabbit-Resistant Plants: Flowers, Shrubs and More.

[5] Mekonnen, Y. et al. (2019). Evaluation of Skin Irritation and Acute and Subacute Oral Toxicity of Lavandula angustifolia Essential Oils in Rabbit and Mice. Journal of Toxicology, PMC6369505.

[6] Morton Arboretum. Animal Damage to Plants.