Rootwork

Elderberry

Sambucus canadensis

AdoxaceaeEastern and central North America

Description

overall appearance

Large deciduous shrub or small tree growing 8-15 feet tall with multiple stems and large, flat-topped clusters of small white flowers followed by dark purple berries.

roots

Extensive, shallow root system that spreads readily; roots are fibrous and help stabilize soil along waterways and prevent erosion.

stem

Multiple hollow stems with light brown bark and prominent white pith; young stems are green to reddish, becoming gray-brown with age; stems have distinctive lenticels.

leaves

Opposite, pinnately compound leaves with 5-9 serrated leaflets; leaflets are lance-shaped, 2-6 inches long, with a strong odor when crushed.

flowers

Small, creamy white flowers in large, flat-topped clusters (cymes) 4-8 inches across; flowers have a sweet, honey-like fragrance and bloom from May to July.

fruits/seeds

Small, dark purple to black berries in large, drooping clusters; berries are 1/4 inch diameter with 3-5 seeds and ripen from August to September.

Botanical illustration of Elderberry (Sambucus canadensis)

Active Compounds

Anthocyanins (cyanidin-3-glucoside, cyanidin-3-sambubioside)Flavonoids (quercetin, rutin, kaempferol)Phenolic acids (chlorogenic acid, caffeic acid)Triterpenes in flowersVitamins A and C, potassiumSambunigrin (cyanogenic glycoside in bark and leaves)

Traditional Uses

  • Cold and flu treatment and prevention
  • Fever reduction and respiratory infections
  • Immune system support during illness
  • Inflammatory conditions and pain relief
  • Skin conditions and wound healing
  • Digestive complaints and constipation

Modern Applications

  • Antiviral effects against influenza and other respiratory viruses
  • Immune system modulation and support
  • Antioxidant and anti-inflammatory effects
  • Upper respiratory tract infection treatment
  • Cardiovascular health support
  • Potential anti-cancer properties

⚠️ Safety Information

Contraindications

  • Raw elderberry consumption (can cause nausea)
  • Use of bark, leaves, or roots (contains toxic compounds)
  • Known allergy to plants in Adoxaceae family

Side Effects

  • Gastrointestinal upset with raw berries
  • Nausea and digestive disturbance
  • Allergic reactions in sensitive individuals
  • Potential cyanide poisoning from bark/leaves (avoid these parts)

Drug Interactions

  • Diabetes medications (berries may lower blood sugar)
  • Diuretic medications (potential additive effects)
  • Laxatives (may enhance effects)
  • Immunosuppressive drugs (may counteract effects)

Parts Used

  • Ripe berries (primary medicinal and culinary use)
  • Flowers (traditional medicinal use)
  • Inner bark (traditional use, requires caution)

Preparation Methods

Fresh berries cooked with honey or sugar, 1-2 tablespoons as needed

1-2 teaspoons dried flowers per cup boiling water, steep 10-15 minutes

1 tablespoon berries per cup water, simmer 15 minutes

1:5 ratio in 40% alcohol, 2-4 ml three times daily

Traditional fermented preparation for winter wellness

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Disclaimer: For educational purposes only. This is not medical advice. Always consult a qualified healthcare provider.