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Rhubarb (Rheum rhaponticum)
Family: Polygonaceae | Edibility: Edible (2/5)
Rheum rhaponticum is a PERENNIAL growing to 1.2 m (4ft). See above for USDA hardiness. It is hardy to UK zone 3. It is in flower in June, and the seeds ripen in July. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. Suitable for: medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in heavy clay soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils.
Edible Parts & Harvest Seasons
Edible Parts: Shoots, Flowers
Harvest Seasons: Early Summer, Fall, Late Summer, Spring
Flavor & Culinary Uses
flavour, they are used as a fruit substitute in tarts etc. — Leaf stem - raw or cooked.; An acid flavour, they are used as a fruit substitute in tarts etc.; The young flower pouch, harvested before the flowers open, is said to form a dish of great delicacy.
Habitat & North American Range
Wet mountain rocks in Europe. (Zone 3, Zone 4, Zone 5, Zone 6, Zone 7)