Physostegia virginiana (Obedient Plant)

How to grow Physostegia virginiana (Obedient Plant) in NZ

Physostegia virginiana (Obedient Plant) grows best in full sun or partial shade with fertile, well drained soil that retains some moisture. Water regularly during dry periods, particularly while plants are establishing. Add compost before planting and apply a balanced fertiliser each spring to encourage vigorous growth and flowering. Remove spent blooms to prolong the flowering season and divide established clumps every few years to maintain strong growth.

Physostegia virginiana (Obedient Plant) care tips

Physostegia virginiana (Obedient Plant) is an easy care perennial that rewards gardeners with a long flowering season. Keep the soil evenly moist during hot weather and apply mulch to help conserve moisture. Remove faded flower spikes to encourage further blooms and cut old stems back after flowering or in late winter. Feed in spring with a quality fertiliser to support healthy foliage and abundant flowers.

Physostegia virginiana (Obedient Plant) size, spacing, and growth rate

Physostegia virginiana (Obedient Plant) typically grows between 60 centimetres and 1.2 metres tall with a spread of about 45 to 60 centimetres. Space plants around 50 centimetres apart to allow good airflow and healthy development. Growth is relatively fast in favourable conditions, forming attractive clumps that gradually increase in size. Divide mature plants periodically if they become crowded.

Landscaping uses for Physostegia virginiana (Obedient Plant)

Physostegia virginiana (Obedient Plant) is perfect for cottage gardens, perennial borders, and pollinator friendly planting where its tall flower spikes provide colour and vertical interest. It combines beautifully with ornamental grasses and other summer flowering perennials. The flowers attract bees and butterflies while also making excellent additions to fresh floral arrangements. Its upright habit makes it an effective feature within mixed garden beds.

Why buy Physostegia virginiana (Obedient Plant) from The Plant Company?

The Plant Company is NZ's most trusted plant nursery, supplying premium quality plants that are carefully grown for outstanding garden performance. Every Physostegia virginiana (Obedient Plant) is selected for health and vigour before dispatch so it arrives ready to establish successfully. Our experienced team provides expert advice, fast nationwide delivery, and dependable customer service, making it easy to buy quality plants with complete confidence.