Plant Finder Tool
Selection based on Spring inventory levels and may no longer be a true representation.
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(Photo courtesy of NetPS Plant Finder)
Height: 3 feet
Spread: 30 inches
Hardiness Zone: 3a
Other Names: Shellflower
The white hooded flowers on this perennial make it a great addition to the garden; thrives in wet or moist areas; attracts butterflies
Turtlehead has masses of beautiful white hooded flowers with shell pink overtones at the ends of the stems from late summer to mid fall, which are most effective when planted in groupings. The flowers are excellent for cutting. Its serrated pointy leaves remain dark green in colour throughout the season. The fruit is not ornamentally significant.
Turtlehead is a dense herbaceous perennial with an upright spreading habit of growth. Its medium texture blends into the garden, but can always be balanced by a couple of finer or coarser plants for an effective composition.
This plant will require occasional maintenance and upkeep, and is best cleaned up in early spring before it resumes active growth for the season. Gardeners should be aware of the following characteristic(s) that may warrant special consideration;
Turtlehead is recommended for the following landscape applications;
- Mass Planting
- General Garden Use
- Naturalizing And Woodland Gardens
- Bog Gardens
Planting & Growing
Turtlehead will grow to be about 3 feet tall at maturity, with a spread of 30 inches. Its foliage tends to remain dense right to the ground, not requiring facer plants in front. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 12 years.
This plant does best in full sun to partial shade. It is quite adaptable, prefering to grow in average to wet conditions, and will even tolerate some standing water. It is not particular as to soil pH, but grows best in rich soils. It is somewhat tolerant of urban pollution. Consider applying a thick mulch around the root zone over the growing season to conserve soil moisture. This species is native to parts of North America. It can be propagated by division.