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Symphytum orientale

soft comfrey

Boraginaceae

Western Asia and southeastern Europe

Attracts Pollinators Deer Resistant Drought Tolerant

SunFull Sun – Part Shade – Full Shade

WaterMedium · drought-tolerant

HardinessZones 4–8

Overview

Symphytum orientale is a clump-forming herbaceous perennial in the borage family Boraginaceae, growing 16-28 inches (40-70 cm) tall and 18-24 inches (45-60 cm) wide. The whole plant is covered in soft, spreading hairs, giving the foliage a grey-green, velvety feel. Oval to heart-shaped leaves 3-8 inches (8-20 cm) long are carried on winged stalks at the base and become smaller and stalkless up the branching stems. From April to May, and sometimes again in autumn, nodding clusters of tubular white flowers 0.5-0.7 inch (12-18 mm) long open at the stem tips, each five-lobed at the mouth. The plant grows from a thick, deep taproot and dies back to ground level in winter. The species is native to Turkey and southeastern Europe and is widely naturalised in northwestern Europe along hedge banks, woodland edges, and roadsides on moist, fertile soils. It tolerates shade and competes strongly once established, self-seeding freely and regrowing from root fragments, so it can spread beyond where it is planted. The early flowers are visited by bumblebees and other long-tongued insects.

Native Range

Native to Turkey and southeastern Europe, including the Balkans and the Caucasus region. It has naturalised widely across Britain and northwestern Europe, where it grows on hedge banks, roadside verges, woodland margins, and waste ground on moist, fertile soils.

Suggested Uses

Grown as ground cover in shade and woodland gardens, on dry banks, and in wild or naturalistic plantings where its early flowers feed bees. The cut foliage is used to make a nutrient-rich liquid feed or compost activator. Its spreading habit suits informal settings rather than small, tidy borders.

How to Identify

A soft, densely hairy perennial with oval to heart-shaped grey-green leaves and nodding clusters of white tubular flowers in mid-spring. It is told from common comfrey Symphytum officinale by its white-only flowers, more rounded leaf bases, and earlier flowering, and from Russian comfrey Symphytum x uplandicum by its lack of blue or purple tones. The stems are branched and the basal leaf stalks are distinctly winged.

Appearance

Size & Dimensions

Height1'4" - 2'4"

Width/Spread1'6" - 2'

Colors

Flower Colors

white

Foliage Colors

green

Fall Foliage Colors

no change

Bloom Information

Bloom Period

~6 weeks

Spring

The main flowering period is April and May, with nodding cymes of white tubular flowers uncurling as they open. A lighter second flush sometimes follows in late summer or autumn if the plant is cut back after the first bloom. The flowers are an early nectar source for emerging bumblebee queens.

Detailed Descriptions

Foliage Description

grey-green

Growing Conditions

Sun Requirements

SunFull Sun SunPartial Shade SunFull Shade

Tolerates up to 8 hours of direct sunlight daily

• Full Sun: 6+ hours of direct sunlight

• Partial Shade: 3-6 hours of direct sunlight

• Full Shade: Less than 3 hours of direct sunlight

Soil Requirements

pH Range6.0 - 7.5(Neutral)

357912

Soil Types

clay loam chalk

Drainagemoist

Water & Climate

Water Needs

Medium

Frost Tolerance

hardy

Time to Maturity

1-2 years

Drought Tolerance

Drought tolerant when established

Care & Maintenance

Care Guide

Symphytum orientale grows in full sun to deep shade on most moist, reasonably fertile soils, including heavy clay, and tolerates dry shade once the taproot is established. It needs little care beyond an occasional soaking in prolonged drought and a cut-back after flowering to limit self-seeding. Plants spread by seed and by regrowth from root fragments, so any left in the soil during digging will resprout. Lifting and dividing in spring or autumn renews congested clumps and is the usual method of propagation. No feeding is needed on fertile ground, where rich soil only increases its vigour. Cutting the foliage to the base in midsummer produces a fresh flush of leaves.

Pruning

Cutting the whole plant back to ground level after the spring flowers fade keeps it compact and can prompt a second flush of leaves and bloom. Taking off spent flower stems before seed sets reduces unwanted seedlings. The dead foliage can be cleared in late autumn or left as winter cover.