Obedient plant

What does Obedient plant look like?

Obedient plant grows in clumps with stiff, square stems reaching 2 to 4 feet tall. Its leaves are long, narrow, and toothed. The flowers are tubular and arranged densely along tall spikes, resembling snapdragons. Most are pink, but some varieties have white, lavender, or bright pink blooms. The flowers can be gently moved and will stay in the new position, which gives the plant its common name. After flowering, it produces vase-shaped fruits with four black seeds.

Where does Obedient plant come from?

This plant is native to North America, from eastern Canada down to northern Mexico. It grows wild in a range of habitats, from streambanks and bottomlands to prairies and glades. The species name 'virginiana' refers to Virginia, where it was first described. The name 'false dragonhead' comes from its resemblance to the dragonhead genus Dracocephalum, which it was once grouped with.

When and how Obedient plant blooms

Obedient plant blooms in late summer and autumn. It prefers fertile soil and can spread widely by underground stems called rhizomes. In gardens, it may need staking if it grows tall, and pruning can help control its tendency to flop over. The plant can be aggressive and may take over a garden bed if not managed.

How Obedient plant is used

Gardeners grow obedient plant for its showy, long-lasting flowers that brighten gardens late in the season. It is valued for cut flowers and for attracting pollinators. Because it spreads easily, it is often used in naturalized plantings or wildflower gardens, but care is needed to keep it from crowding out other plants.

Kinds of Obedient plant

There are two main subspecies: one found further south, with larger flowers and no rhizomes, and one found further north and west, which forms patches from rhizomes and has smaller flowers. Many garden cultivars are hybrids between these types and come in a range of flower colors, including white, pink, and lavender. Notable cultivars include 'Vivid', 'Summer Snow', and 'Variegata'.

What Obedient plant means

Obedient plant is grown mainly for its ornamental value in gardens and is not tied to any particular symbolism or tradition. Some cultivars have received awards for their garden performance. Its unusual ability to hold flowers in place when moved is a curiosity that gives the plant its name.

Questions people ask about Obedient plant

Good reading and sources

• Encyclopaedia BritannicaArticle
• Physostegia virginiana 'Summer Snow'Royal Horticultural Society, Article
• USDA Plants DatabaseUS Department of Agriculture, Article
• Plants of the World OnlineRoyal Botanic Gardens, Kew, Plant database
• Where it has been recordedGBIF, Plant database
• Sightings and photos by naturalistsiNaturalist, Plant database

• Physostegia virginiana on WikipediaEncyclopedia
• More photos on Wikimedia CommonsPhotos
• Wikidata recordOpen data