Linden

(Tilia cordata / Tilia americana / Tilia platyphyllos)

Basic Identification

Common Names
Linden
Lime blossom
Basswood
Linden flower
Tilia

Botanical Name
Tilia cordata
Other medicinally used species include:
Tilia americana and Tilia platyphyllos

Plant Family
Malvaceae (formerly Tiliaceae)

Parts Used
• Flowers and bracts (primary medicinal part)
• Leaves (minor food and nutritive use)
• Inner bark (occasional traditional use)

Habitat and Native Range

Linden species are native to:
• Europe
• North America
• temperate regions of Asia

They commonly grow in:
• deciduous forests
• urban landscapes
• parks and roadsides
• rich woodland soils

Linden grows best in:
• full sun to partial shade
• moist, fertile soil
• temperate climates
• well-drained woodland environments

Linden trees are widely cultivated as ornamental shade trees and have a long history of use in European and North American herbal traditions for calming the nervous system, supporting relaxation, and easing tension-related conditions.

Overview

Linden is a gentle yet deeply comforting nervous system herb traditionally used to calm tension, ease stress-related constriction, and promote relaxation. It is especially valued for situations where emotional stress manifests physically through tightness, irritability, headaches, restlessness, or cardiovascular tension.

Despite its gentle nature, linden can be profoundly effective when used consistently and appropriately. It is often considered a “softening” herb—helping relax both the emotional and physical effects of chronic tension.

Linden is widely used for individuals who feel overstimulated, emotionally wound up, or unable to fully relax. It is especially valued in children, sensitive individuals, and those experiencing long-term stress burden.

Traditionally, linden has also been used during colds and fevers because of its relaxing and diaphoretic properties.

Basic Uses

Linden is commonly used for:

• Stress, nervous tension, and irritability
• Difficulty relaxing or unwinding
• Tension headaches
• Stress-related tightness and constriction
• Mild sleep disturbance from overstimulation
• Cardiovascular tension associated with stress
• Fever support and gentle sweating
• Restlessness in children and sensitive individuals

Botanical Description / Morphology

Growth Habit
Large deciduous tree, typically reaching 50–100 feet tall, with a broad rounded canopy and graceful branching structure.

Trunk & Bark

Young bark:
• smooth
• gray to gray-brown

Mature bark:
• furrowed
• ridged
• darker gray-brown

Leaves

Arrangement: Alternate

Shape:
• Heart-shaped (cordate)
• Broad with pointed tips

Margin: Finely serrated edges

Surface: Smooth to slightly fuzzy underneath depending on species

Texture: Soft and flexible

Color:
• Bright green during growing season
• Yellow in autumn

Venation

• Prominent branching veins radiating from the leaf base

Flowers

Type: Small fragrant yellow-white flower clusters

Structure: Hanging cymes attached to a pale green leaf-like bract

Fragrance: Sweet, floral, honey-like aroma

Bloom Time: Early to midsummer

Roots

• Deep and spreading root system
• Strong anchoring roots typical of mature shade trees

Key Identifying Features

• Heart-shaped serrated leaves
• Fragrant yellow-white flowers
• Pale green wing-like floral bracts
• Large spreading deciduous tree form
• Sweet floral aroma during blooming season

Similar Species / Lookalikes

• Other Tilia species
→ often used interchangeably medicinally

• Cottonwood or poplar seedlings
→ similar leaf shape but lack fragrant flowers and bracts

• Hazel species
→ somewhat similar leaves but different tree structure and flower arrangement

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