Plant Comparison

Pot marigold vs Cleavers

A side-by-side comparison of two medicinal plants — every documented constituent, action, use, safety note and cited source, assembled automatically from the Omnia Sana database.

First plant
Second plant
Show:
Plant APot marigoldCalendula officinalisAsteraceaeFull monograph →
Plant BCleaversGalium aparineRubiaceaeFull monograph →

At a glance

Pot marigold and Cleavers: they share 6 indicated uses (bruising, cancer (anticancer research), eczema, …); 5 pharmacological actions in common.

Pot marigoldCleavers
Constituents33
Pharmacological actions76
Indicated uses89
Safety notes21
Cited sources1715
Indicated uses
Only Pot marigold
Arthritis / joint painInflammation (general)
Shared (6)
BruisingCancer (anticancer research)EczemaInfection (general)Skin irritationWounds
Only Cleavers
Swelling / fluid retentionUrinary supportUrinary tract infection (UTI)
Pharmacological actions
Only Pot marigold
Anti-inflammatoryAntifungal
Shared (5)
Anticancer (preclinical)AntimicrobialAntioxidantEmollient / skin-soothingVulnerary (wound healing)
Only Cleavers
Diuretic

Evidence face-off — shared uses

ConditionPot marigoldCleaversVerdict
Bruising5/101/10Stronger for Pot marigold
Cancer (anticancer research)7/102/10Stronger for Pot marigold
Eczema5/101/10Stronger for Pot marigold
Infection (general)5/101/10Stronger for Pot marigold
Skin irritation5/101/10Stronger for Pot marigold
Wounds5/101/10Stronger for Pot marigold

Evidence scores (1–10) are computed from the tier of each cited source. “Comparable” means the two scores are within one point. Follow a score to its detailed sources.

Key Constituents

Triterpene saponins (oleanolic acid glycosides, calendulosides)[1]

Principal wound-healing and anti-inflammatory constituents of the flower.

Triterpene saponinsSaponins
Flavonoids and carotenoids[4]

Antioxidant flavonoids and carotenoids give the flower its orange-yellow colour and contribute to its antioxidant activity.

FlavonoidsCarotenoids
Essential oil and resin[1]

Minor aromatic and resinous constituents of the flower head.

Essential (volatile) oil
Iridoid glycosides (asperuloside)[6]

Characteristic Rubiaceae iridoids shared with related bedstraws, contributing to the plant's traditional activity.

Iridoid glycosidesGlycosides
Flavonoids and phenolic acids[6]

Antioxidant constituents supporting the plant's antimicrobial and wound-healing activity.

FlavonoidsPhenolic acids
Tannins

Astringent constituents contributing to the traditional topical use for skin and wounds.

Tannins

Pharmacological Actions

Anti-inflammatory[2, 6, 8, 13, 14, 15]
Anticancer (preclinical)[2, 4, 16]

Calendula officinalis extracts show cytotoxic antitumor, pro-apoptotic and antimetastatic activity across many cancer cell lines and in animal models (preclinical).

Antifungal[13, 14, 15]
Antimicrobial[7, 13, 14, 15]
Antioxidant[4, 10, 13, 14, 15]
Emollient / skin-soothing[13, 14, 15]
Vulnerary (wound healing)[1, 5, 9, 13, 14, 15]
Anticancer (preclinical)[8, 10]
Antimicrobial[6, 12, 13, 14]
Antioxidant[6, 9, 12, 13, 14]
Diuretic[12, 13, 14]
Emollient / skin-soothing[12, 13, 14]
Vulnerary (wound healing)[6, 11, 12, 13, 14]

Traditional & Indicated Uses

Arthritis / joint pain[13, 14, 15]Moderate · 5/10

inferred from anti-inflammatory action

Evidence: 5
Label: Arthritis / joint pain
Bruising[13, 14, 15]Moderate · 5/10

inferred from vulnerary action

Evidence: 5
Label: Bruising
Cancer (anticancer research)[2, 4, 16]Good · 7/10

A Calendula officinalis (LACE) aqueous extract inhibits proliferation (70-100%) of leukemia, melanoma, breast, prostate, lung and colon cancer cell lines via G0/G1 arrest and caspase-3 apoptosis and inhibits melanoma growth in nude mice; a systematic review documents its cytotoxic and antimetastatic antitumour activity (preclinical).

Evidence: 7
Label: Cancer (anticancer research)
Eczema[13, 14, 15]Moderate · 5/10

inferred from emollient action

Evidence: 5
Label: Eczema
Infection (general)[13, 14, 15]Moderate · 5/10

inferred from antifungal action

Evidence: 5
Label: Infection (general)
Inflammation (general)[13, 14, 15]Moderate · 5/10

inferred from anti-inflammatory action

Evidence: 5
Label: Inflammation (general)
Skin irritation[13, 14, 15]Moderate · 5/10

inferred from anti-inflammatory action

Evidence: 5
Label: Skin irritation
Wounds[13, 14, 15]Moderate · 5/10

inferred from antimicrobial action

Evidence: 5
Label: Wounds
Bruising[12, 13, 14]Traditional · 1/10

inferred from vulnerary action

Evidence: 1
Label: Bruising
Cancer (anticancer research)[8, 10]Traditional · 2/10

inferred from anticancer action

Evidence: 2
Label: Cancer (anticancer research)
Eczema[12, 13, 14]Traditional · 1/10

inferred from emollient action

Evidence: 1
Label: Eczema
Infection (general)[12, 13, 14]Traditional · 1/10

inferred from antimicrobial action

Evidence: 1
Label: Infection (general)
Skin irritation[12, 13, 14]Traditional · 1/10

inferred from emollient action

Evidence: 1
Label: Skin irritation
Swelling / fluid retention[12, 13, 14]Traditional · 1/10

inferred from diuretic action

Evidence: 1
Label: Swelling / fluid retention
Urinary support[12, 13, 14]Traditional · 1/10

inferred from diuretic action

Evidence: 1
Label: Urinary support
Urinary tract infection (UTI)[12, 13, 14]Traditional · 1/10

inferred from diuretic action

Evidence: 1
Label: Urinary tract infection (UTI)
Wounds[12, 13, 14]Traditional · 1/10

inferred from antimicrobial action

Evidence: 1
Label: Wounds

Safety, Cautions & Contraindications

Safety note[13, 14, 15]Caution

Generally very safe for topical use. May cause contact dermatitis in rare cases (Asteraceae family allergy). Internal use is safe in normal doses. Avoid during pregnancy at therapeutic doses (uterine stimulant potential). Generally safe during breastfeeding for topical use.

Safety note[13, 14, 15, 17]Info

Duke (2002) rates calendula (Calendula officinalis) and notes anti-inflammatory, wound-healing (vulnerary), antifungal, and antispasmodic activities at experimental levels. Commission E (KOM) approves calendula flower for wound healing and anti-inflammatory uses, both topically and as a gargle. The plant contains flavonoids, triterpene saponins (oleanolic acid glycosides), and essential oils. Dose: 1–2 g dried flower as tea (for mouth rinse/gargle); or as cream/ointment containing 2–5% calendula extract for topical use. Duke notes that calendula is generally very well-tolerated, though Asteraceae sensitivity can occasionally cause allergic reactions (Duke, 2002).

Safety note[12, 13, 14, 15]Caution

Duke (2002) describes cleavers as a diuretic, lymph tonic, and depurative with experimental support (score 1). The plant has been used in traditional medicine for swollen lymph nodes, urinary complaints, and skin conditions. Diuretic and anti-inflammatory activities are supported experimentally. No Commission E approval. Safety rating is ++ (relatively safe), with no known significant contraindications at usual herbal doses (Duke, 2002).

External Ids

Gbif: 5391480
Wikidata: Q145930
Gbif: 2913548
Wikidata: Q161581

Botanical Description

Aromatic annual or short-lived perennial herb with soft, hairy, oblong leaves and branching, slightly sticky stems. The flower heads are bright orange to yellow, daisy-like, with numerous narrow ray florets surrounding a darker central disc, opening in sunlight and closing at dusk.[1]

Height: 30-60 cm
Habit: Erect, branching annual or short-lived perennial herb
Leaves: Soft, hairy, oblong to lance-shaped
Flowers: Bright orange to yellow, daisy-like flower heads with numerous narrow ray florets
Stem: Branching, softly hairy, slightly sticky
Root: Shallow taproot
Fruit: Curved, ridged achene, without pappus
Flowering Period: June to first frost

Scrambling, sprawling annual herb covered in tiny hooked bristles on its square stems, leaves and seed capsules, allowing it to cling to clothing, fur and neighbouring plants as it climbs ('stickyweed'). The leaves are narrow and lance-shaped, borne in whorls of six to eight. Tiny white, four-petalled flowers give way to small, round, bristly-hooked twin seed capsules ('goosegrass burrs').[6]

Height: Scrambling stems to 1-2 m, supported by other vegetation
Habit: Scrambling, sprawling annual herb, climbing by hooked bristles
Leaves: Narrow, lance-shaped, in whorls of 6-8, with hooked bristles on the margins
Flowers: Tiny, white, four-petalled
Stem: Square-sectioned, weak, covered in tiny hooked bristles
Root: Shallow, fibrous root system
Fruit: Small, round, bristly-hooked twin nutlet, clinging to fur and clothing
Flowering Period: May-September

Habitat

Widely cultivated as a garden and medicinal plant; believed native to southern Europe and the Mediterranean, now naturalised in gardens and waste ground worldwide.[1]

A common scrambling weed of hedgerows, waste ground, gardens and field margins, climbing over other vegetation for support; native to Europe, Asia and North Africa and widely naturalised elsewhere.[6]

Harvesting

The flower heads (or just the ray-floret petals) are picked by hand as they open, through the flowering season, and dried quickly in a warm, shaded, airy place to preserve colour and resin content.[1]

Parts: Flower, Petals
Season: Through the flowering season (summer to autumn), as flowers open

The whole aerial plant (leaf, stem and seed) is cut in spring to early summer, before the fruit fully hardens, and used fresh (as juice) or dried.

Parts: Leaf, Seed, Stem
Season: Spring to early summer

Traditional Uses

Calendula flower is one of the most widely used topical wound-healing and skin-soothing herbs in Western herbal medicine, applied to cuts, grazes, minor burns and skin inflammation, and used internally as a gentle anti-inflammatory and antimicrobial remedy and as a gargle for mouth and throat irritation.[1]

Cleavers has a long European folk history as a lymphatic and diuretic 'spring tonic' herb, traditionally used to support the urinary system and lymphatic drainage, and topically as a soothing, emollient wash or poultice for skin irritation, wounds and minor swellings.[6]

Preparations

Infused oil[1]

Dried petals infused in a carrier oil, used as a soothing base for topical creams and balms for skin healing.

Cream/ointment[1]

Standardised flower extract formulated into a cream or ointment for topical wound and skin care; the best-studied modern form.

Infusion[12]

Dried flower infused in hot water, 1-2 g in 150 ml, used still warm as a mouth rinse or gargle 2-4 times daily. The EU herbal monograph's posology for this preparation is OROMUCOSAL only - it does not support taking the infusion internally. Educational reference only, not a prescription.

Fresh juice[6]

Fresh aerial parts crushed or juiced, traditionally taken as a spring tonic or applied topically to skin irritation and wounds.

Poultice/wash[6]

Crushed fresh herb or a strained infusion applied topically as a wash or poultice for skin irritation and minor wounds.

Dosage

Topical cream/ointment[12]

The EU herbal monograph gives semi-solid preparations containing the equivalent of 2-10% herbal substance, applied as a thin layer to the affected area 2 to 4 times daily. Educational reference only, not a prescription.

Infusion/gargle[12]

The EU herbal monograph gives 1-2 g of the flower in 150 mL water as an infusion, used still warm for rinsing and gargling 2 to 4 times daily, or to prepare impregnated dressings for the skin. This is an oromucosal and cutaneous preparation, not an oral tea. Educational reference only, not a prescription.

Not documented

References

REF-0752, REF-0753, REF-0754, REF-2124, REF-2125, REF-2126, REF-2127, REF-2128, REF-2129, REF-2130, REF-2131
REF-0818, REF-0819, REF-0820, REF-1718, REF-1719, REF-1720, REF-1721, REF-1722, REF-1723, REF-1724, REF-1725

Lookalikes Review

Outcome: none-known
Reviewed By: Omnia Sana (owner-authorized)
Reviewed Date: 2026-07-07
Outcome: none-known
Reviewed By: Omnia Sana (owner-authorized)
Reviewed Date: 2026-07-07

References & Sources

  1. Givol, O., Kornhaber, R., Visentin, D., Cleary, M. et al (2019) 'A systematic review of Calendula officinalis extract for wound healing', Wound Repair and Regeneration, 27(5), pp. 548-561. doi:10.1111/wrr.12737 Meta-analysis / review
    https://doi.org/10.1111/wrr.12737
  2. Shahane, K., Kshirsagar, M., Tambe, S., Jain, D. et al (2023) 'An Updated Review on the Multifaceted Therapeutic Potential of Calendula officinalis L', Pharmaceuticals (Basel), 16(4), pp. 611. doi:10.3390/ph16040611 Traditional / reference
    https://doi.org/10.3390/ph16040611
  3. Saffari, E., Mohammad-Alizadeh-Charandabi, S., Adibpour, M., Mirghafourvand, M. et al (2016) 'Comparing the effects of Calendula officinalis and clotrimazole on vaginal Candidiasis: A randomized controlled trial', Women & Health, 57(10), pp. 1145-1160. doi:10.1080/03630242.2016.1263272 Randomized trial
    https://doi.org/10.1080/03630242.2016.1263272
  4. Cruceriu, D., Balacescu, O. and Rakosy, E (2018) 'Calendula officinalis: potential roles in cancer treatment and palliative care', Integrative Cancer Therapies, 17(4), pp. 1068-1078. doi:10.1177/1534735418803766 Meta-analysis / review
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  5. Rezai, S., Rahzani, K., Hekmatpou, D. and Rostami, A (2023) 'Effect of oral Calendula officinalis on second-degree burn wound healing', Scars, Burns & Healing, 9, pp. 20595131221134053. doi:10.1177/20595131221134053 Randomized trial
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  6. Kadowaki, W., Miyata, R., Mizuno, S., Fujinami, M., Sato, Y. and Kumazawa, S (2023) 'Prenylated acetophenones from the roots of Calendula officinalis and their anti-inflammatory activity', Bioscience, Biotechnology, and Biochemistry, 87(7), pp. 683-687. doi:10.1093/bbb/zbad042 Preclinical
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  9. Aro, A.A., Perez, M.O., Vieira, C.P., Esquisatto, M.A.M., Rodrigues, R.A.F., Gomes, L. and Pimentel, E.R (2014) 'Effect of Calendula officinalis cream on achilles tendon healing', Anatomical Record, 298(2), pp. 428-435. doi:10.1002/ar.23057 Preclinical
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  10. Zhang, X., Wang, R., Finiuk, N., Stoika, R., Lin, H., Wang, X. and Jin, M (2023) 'Active compounds from Calendula officinalis flowers act via PI3K and ERK signaling pathways to offer neuroprotective effects against Parkinson's disease', Food Science & Nutrition, 12(1), pp. 450-458. doi:10.1002/fsn3.3792 Preclinical
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  11. Kadowaki, W., Miyata, R., Fujinami, M., Sato, Y. and Kumazawa, S (2023) 'Catechol-O-methyltransferase inhibitors from Calendula officinalis leaf', Molecules, 28(3), pp. 1333. doi:10.3390/molecules28031333 Preclinical
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  12. European Medicines Agency (HMPC) (2018) 'European Union herbal monograph on Calendula officinalis L., flos, Revision 1'. Available at: https://www.ema.europa.eu/en/documents/herbal-monograph/final-european-union-herbal-monograph-calendula-officinalis-l-flos-revision-1_en.pdf Traditional / reference
    https://www.ema.europa.eu/en/documents/herbal-monograph/final-european-union-herbal-monograph-calendula-officinalis-l-flos-revision-1_en.pdf
  13. Hoffmann, D (2003) 'Medical Herbalism'. Traditional / reference
    https://scholar.google.com/scholar?q=Medical%20Herbalism
  14. Nicolaus, C. et al (2017) 'A double-blind, randomized controlled trial to investigate the efficacy and safety of a monograph-based Calendula cream versus a comparator cream', 35(1), pp. 81--89. Randomized trial
    https://scholar.google.com/scholar?q=A%20double-blind%2C%20randomized%20controlled%20trial%20to%20investigate%20the%20efficacy%20and%20safety%20of%20a%20monograph-based%20Calendula%20cream%20versus%20a%20comparator%20cream
  15. Preethi, K.C. and Kuttan, R (2009) 'Wound healing activity of flower extract of Calendula officinalis', 20(1), pp. 73--79. doi:10.1515/jbcpp.2009.20.1.73 Preclinical
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  16. Jimenez-Medina, E. and Garcia-Lora, A. and Paco, L. and Algarra, I. and Collado, A. and Garrido, F (2006) 'A new extract of the plant Calendula officinalis produces a dual in vitro effect: cytotoxic anti-tumor activity and lymphocyte activation', BMC Cancer, 6, pp. 119. doi:10.1186/1471-2407-6-119 Preclinical
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    https://scholar.google.com/scholar?q=Handbook%20of%20Medicinal%20Herbs%2C%20Second%20Edition
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Generated automatically from the Omnia Sana plant database and its cited sources. For educational purposes only — not medical advice. Always consult a qualified practitioner before using medicinal plants.