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%.
7 PLANT NUTRIENTS 63 Common nutrient deficiency symptoms MacronutrientsNitrogen: This is a mobile nutrient, which means that when nitrogen is deficient,plants move it from the older foliage to the younger, actively growing leaves. plant that grows in full light with abundantmoisture and receives all the 13 nutrients will grow fast and have a dark green colour in itsleaves. A plant that grows slowly in the shade may also have dark green leaves, but whenexposed gradually to the sun, the leaves may turn yellow.