Rhubarb (Rheum rhabarbarum)
Rhubarb (Rheum rhabarbarum) is a hardy perennial vegetable grown for its edible, tart leaf stalks, which are typically red, pink, or green. Its large, toxic leaves are no
Above information is sourced from Wikipedia
Sunlight
Full sun to partial shade; full sun for best production.
Watering
Keep soil consistently moist, especially during dry periods.
Soil
Rich, well-drained, slightly acidic to neutral (pH 6.0-6.8) loam, amended with plenty of organic matter.
Temperature
Prefers cool to temperate climates, requires cold dormancy.
Habitat
Outdoor
Fertilizer
Heavy feeder; fertilize in spring and mid-summer.
Care Requirements
Full sun to partial shade; full sun for best production.
Keep soil consistently moist, especially during dry periods.
Rich, well-drained, slightly acidic to neutral (pH 6.0-6.8) loam, amended with plenty of organic matter.
Prefers cool to temperate climates, requires cold dormancy.
Outdoor
Heavy feeder; fertilize in spring and mid-summer.
Plant Overview
Plant Type
Herb
Plant Category
Vegetable
Plant Place Type
Ground, Garden, Pot
Plant Environment
Outdoor
Lifespan
Perennials
Plant Height
0.6-1.5 m
Spread
0.6-1.2 m
Growth Rate
Moderate to Fast
Dormancy
Winter
Leaf Color
Green, Red
Leaf Type
Simple, large, triangular to heart-shaped
Flower Size
0.5-1 cm
Optimal Sunlight Lux
75000
Image Gallery
- kingdomPlantae
- divisionTracheophyta
- classMagnoliopsida
- orderCaryophyllales
- familyPolygonaceae
- genusRheum
- speciesRheum rhabarbarum
Toxic for humans
Yes
Rating: 8/5
Toxic for pets
Yes
Rating: 8/5
Edible
Yes
All parts of the plant except the leaf stalks contain high levels of oxalic acid, which is toxic if ingested. The leaves are particularly dangerous and can cause kidney damage or even death if consumed in large quantities.