Indian-hemp: complete guide

Overview

Apocynum cannabinum, known as Indian-hemp, is a remarkable North American plant from the Apocynaceae family. Historically valuable for strong plant-based fibers, it is now appreciated by gardeners for ecological benefits.

Appearance & Bloom

Indian-hemp grows as a slender, upright plant with linear-oblong leaves. The plant typically reaches 60-120 cm in height. Flowers are small but numerous, appearing from June through August, pinkish to white-pink.

Ideal Location

Indian-hemp thrives in moister soils. It prefers locations along water features, in rain gardens. Position it in full sun to half-shade.

Soil

Indian-hemp prefers slightly acidic to neutral soils. It thrives best in moist soil with adequate organic matter.

Watering

During the growing season, it requires regular watering. Irrigate when the top centimeter of soil feels dry. During very dry periods, daily watering may be necessary.

Pruning

Minimal pruning is needed. In early spring, you can remove yellowed foliage.

Maintenance Calendar

Feb-March: Prune back to 30 cm height. April-May: Active growth. Water regularly. June-August: Flowering. September-October: Plant enters dormancy. November-January: Dormancy.

Winter Hardiness

Hardy to approximately -10 to -15 degrees Celsius. In temperate regions, it survives winters without special protection.

Companion Planting

Combines beautifully with Echinacea, Rudbeckia and other moisture-loving native plants.

Closing

Indian-hemp is a fascinating, multi-functional plant with spectacular foliage and culinary benefits.