Swamp Rose Mallow plant profile
Hibiscus moscheutos
A perennial flower for full sun.
Last updated .
When to plant
When to plant Swamp Rose Mallow
Swamp rose mallow is a perennial that flowers from midsummer to early fall on new growth; NC State notes stems should be cut back nearly to ground level in fall. The page gives no explicit planting date, so a spring band is approximate.
The calendar shows this cited seasonal window as an approximate band. It does not convert the season into frost-adjusted dates.
Open Swamp Rose Mallow in my garden calendarShows the source-backed planting season, not frost-adjusted dates.
Growing conditions
- Sun
- Full sun
- Lifecycle
- Perennial
- Hardiness
- Zones 4 to 9Find my hardiness zone
Common problems
Watch for these
Also watch for: japanese beetles, dry soil stress.
Next steps
Continue with Swamp Rose Mallow
Evidence trail
Evidence behind this profile
Original extension and institutional publications behind the planting, care, and safety facts on this page.
- Hibiscus moscheutos (Swamp Rose Mallow)
NC State Extension, North Carolina Extension Gardener Plant Toolbox. Supports general reference. Checked 2026-06-18.