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Spikenard

Aralia nudicaulis · Araliaceae

The gardener's calendar

The right move for September

Ideal time to plant spikenard: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.

JFMAMJJASOND Planting

ID card

Common name
Bristly Sarsaparilla
Family
Araliaceae
Type
Perennial herbaceous plant
Adult height
30 to 60 cm
Foliage
Deciduous, compound and elegant
Flowering
June to August, small greenish flowers
Hardiness
Hardy, down to –20 °C
Origin
North America (temperate forests)

Care

Light Requirements

Prefer partial shade or dappled light, as you would find at the forest edge. Bristly Sarsaparilla dislikes direct, intense sunlight, especially in warm climates. A bright but sheltered location is ideal.

Watering

Keep the soil moist and well-drained during the growing season (spring-summer). Water regularly without allowing waterlogging. In autumn and winter, reduce watering as the plant enters dormancy.

Soil

This plant thrives in soil rich in organic matter, slightly acidic and well-structured. Amend the soil at planting time with compost or potting soil. Good drainage is essential to prevent rhizome rot.

Fertilizing

Apply a balanced fertilizer or one slightly enriched in potassium in spring as growth resumes. One annual application is sufficient for an established plant. In containers, use diluted fertilizer every two months during the growing season.

Pruning and Maintenance

Minimal pruning required. Simply remove any damaged or dead stems in spring. Faded flowers can be cut off to encourage better overall vigor, though this is not essential.

Pests and Diseases

Generally robust, Bristly Sarsaparilla is mainly threatened by excess moisture, which can promote rhizome rot. Watch for spider mites indoors or in dry conditions. Good drainage and adequate air circulation are sufficient to prevent most problems.

Did you know?

Bristly Sarsaparilla earned the colorful nickname of "wild sarsaparilla" in North America, though it is not related to true sarsaparilla. Its horizontal rhizomes were long used by indigenous peoples for their tonic properties, and the plant remains a cherished traditional ingredient in North American herbalist shops to this day.

Where to buy it

Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.

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Tips generated and checked by Viridia — adapt them to your local climate.