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White Turtlehead growing in a garden
Perennial flower

White Turtlehead plant profile

Chelone glabra

A perennial flower for full sun.

Last updated .

When to plant White Turtlehead

A wetland perennial that grows in full sun to partial shade in fertile, moist soils along streams and ponds; too much shade makes it flop. Mulch to hold moisture, pinch stem tips in spring for a bushier plant, and propagate by seed or division. It blooms late summer into fall.

The calendar shows this cited seasonal window as an approximate band. It does not convert the season into frost-adjusted dates.

Open White Turtlehead in my garden calendar

Shows the source-backed planting season, not frost-adjusted dates.

Sun
Full sun
Soil pH
6 to 8
Lifecycle
Perennial
Spacing
12 to 36 in apart
Hardiness
Zones 3a to 8bFind my hardiness zone

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Evidence behind this profile

Original extension and institutional publications behind the planting, care, and safety facts on this page.

  1. Chelone glabra (Chelone, White Turtlehead)

    NC State Extension Gardener Plant Toolbox. Supports general reference. Checked 2026-06-18.