Swamp Rose Mallow (Hibiscus) vs Seaside Arrowgrass - TreeTime.ca

Swamp Rose Mallow (Hibiscus) vs Seaside Arrowgrass

Triglochin maritima

Hibiscus moscheutos

CUSTOM GROW

NOT AVAILABLE THIS SEASON - MIGHT RETURN

Seaside Arrowgrass
Swamp Rose Mallow (Hibiscus)

Seaside Arrowgrass is a native perennial commonly found in wetlands, salt marshes, and moist meadows. It is especially suitable for difficult growing sites. Its dense root system helps stabilize soil, while also providing food, cover, and habitat for small animals within the wetland community.

Seaside Arrowgrass is suitable for shoreline stabilization, wetland restoration, and naturalization projects.

Swamp Rose Mallow (Hibiscus) has large white-pink showy flowers which attract hummingbirds and pollinators to your yard. It is a tall, fast growing perennial shrub. The flowers typically only last 1-2 days, but the plant will continue to rebloom throughout the season.

This hibiscus tolerates heat and humidity but does not do well when exposed to wind. Make sure the plant has access to lots of moisture for better flowering.

The Swamp Rose Mallow (Hibiscus) is also known as the dinner plate hibiscus because it can grow incredibly large flowers, as big as dinner plates.

Seaside Arrowgrass Quick Facts

Swamp Rose Mallow (Hibiscus) Quick Facts

Zone: 1b
Zone: 5a
Height: 0.5 m (1.5 ft)
Height: 1.5 m (5 ft)
Spread: 0.3 m (1.0 ft)
Spread: 0.9 m (3 ft)
Light: full sun
Light: full sun
Moisture: wet
Moisture: normal, wet
Growth rate: medium
Growth rate: fast
Life span: short
Life span: short
Growth form: upright, clump-forming
Spreading: rhizomes-low, seeds-low
Suckering: low

Toxicity: can be toxic to humans and livestock

Flowers: very small, pinkish-white, hair like
Flowers: pink-red
Bloom time: spring to early summer
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no


Native to: AB, BC, SK, MB, ON, QC, NS, NB, NL, YT, NT, NU, PE
Native to: ON
Other Names: common arrowgrass, common bog arrowgrass, shore arrowgrass
Other Names: crimson-eyed rose-mallow, dinner plate hibiscus, eastern rosemallow, hardy hibiscus, marsh mallow, marshmallow hibiscus, sea hollyhock, swamp mallow, swamp rose hibiscus