Sorrel is a slender herbaceous perennial plant about 60 centimetres (24 in) high, with roots that run deep into the ground, as well as juicy stems and edible, arrow-shaped (sagittate) leaves. The leaves, when consumed raw, taste like a sour green apple candy.ommon sorrel or garden sorrel (Rumex acetosa), often simply called sorrel, is a perennial herb in the family Polygonaceae.
Of all the essential nutrients, nitrogen is required by plants in the largest quantity and is most frequently the limiting factor in crop productivity. 1  In plant tissue, the nitrogen content ranges from 1 and 6%.
Resource Limitation. 1  Plants require N, P, K, Ca, Mg, S, trace metals, CO2, water, light, and other resources. Depending on the habitat and species, any one or several of these may be limiting. 2  All sessile plants have the potential to have their abundance limited by dispersal (25, 48â51).