Giant Rhubarb will grow to be about 10 feet tall at maturity, with a spread of 10 feet. It has a low canopy with a typical clearance of 2 feet from the ground. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 8 years. As an evegreen perennial, this plant will typically keep its form and foliage year-round.
This plant does best in full sun to partial shade. It prefers to grow in moist to wet soil, and will even tolerate some standing water. It is not particular as to soil pH, but grows best in rich soils. It is highly tolerant of urban pollution and will even thrive in inner city environments. Consider applying a thick mulch around the root zone in winter to protect it in exposed locations or colder microclimates. This species is not originally from North America.
Details
Botanical Name
Gunnera manicata
Common Name
Giant Rhubarb
Hardiness Zone
- 8
Appearance
Max Height
10 Feet
Max Spread
10 Feet
Plant Form
- Upright Spreading
Foliage Colour
- Green
Fall Colour
Flower Colour
Edible
Edible Component
Edible Harvest Period
Edible Use
Fruit Colour
Growing
Flowering Period
Moisture
Moist To Wet
Sunlight
Full Sun To Partial Shade
Maintenance
Medium
Deer Resistance
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