Wild senna is an underrated plant with striking yellow blooms and attractive foliage. Exposure to full sun provides the energy for more flowers. It is a host plant for sulphur butterflies ( Phoebis sennae, Phoebis philea, and Abaeis nicippe). Birds appreciate the many seedpods, and the plant is an essential food source for game birds like quail.

Yet, In the home landscaping, this wildflower is underappreciated. In nature, it can be found in meadows, pastures, roadsides and long riverbanks.

Quick Growing Guide

Botanical Name: Senna hebecarpa

Also Called: American Senna

En français: Sené sauvage

See More Plants in this Botanical Family:

Colour:

Blooms:

Sun / Shade:

Hardiness Zones:

Propagation Control Needed

Wild senna reproduces easily from seeds released by the plant or begun in the early fall, and through root division in the early spring or fall. To keep the number of plants in the garden under control, clip back ripe seed heads in late summer and early fall. Once established, this plant is drought resistant.

Medicinal Uses

Many centuries ago, its leaves were utilised for cathartic tea. Today, the leaves and seeds are utilised as a laxative. Indigenous peoples utilise the plant’s root to treat high fevers, as a worm medicine, to treat fainting episodes, and to treat pneumonia.

Comments

Leave a Reply

More From Gardening Calendar

8 "Nos" for The Vegetable Garden

Learn the 5 most common mistakes gardeners make & how to avoid them; from over fertilizing to over watering. Get guidance on why to avoid synthetic fertilizers, how best to amend soil, & more!

2022 Garden of Excellence Award Winner!

Experience excellence beyond North American borders! The VBG was awarded the 2022 "Garden Excellence Award" presented by the APGA. Now's your chance to help us take the Garden to even higher levels of excellence as a top tourism generator & cultural icon in Puerto Vallarta & Mexico. Join us!

Join a Horticultural Society

Join a horticultural society to meet other gardeners, learn how to prepare your fairy garden for winter, and find out what to do with damaged pots! Get useful tips for keeping your garden alive and beautiful during the winter months and make sure your plants are in top shape for spring.

Lance-Leaved Figwort

Prized in native gardens and restoration projects, discover the real value and beauty of Lance-Leaved Figwort to attract bees, butterflies, and birds like the Ruby-throated Hummingbird!