Scientific name: Tabernaemontana divaricata. Name in different languages:- English: East Indian rosebay, Crape jasmine, Nero’s crown, Pinwheelflower. Sinhala: wathusudda. Sanskrit: Nandeevriksha, Khsirika, Ksheeri, Vishnupriya. Hindi: Tagar, Chandini, Chameli. Telugu: nandivardhanam. Tamil: Nandiar vattai. Marathi: Ananta, Tagar. Kannada: Nandi Battalu. Malayalam: Nandyarvattam.
Nandyarvattam (East Indian rosebay), is a commonly found shrub in our garden. It is lesser known that Nandyarvattam is a medicinal plant as well. Locally it is also known as Nandivriksham and Vishnupriya. The botanical name of Nandyarvattam is Tabernaemontana divaricata, belonging to the Apocynaceae family. In English, Nandyarvattam is called East Indian rosebay. The plant has attractive white flowers, which have medicinal value also. If there is a bout of conjunctivitis, it is difficult to open the eyelids in the morning, while we get up. The remedy for this is to put Nandyarvattam flowers in water overnight and wash the eyelids with this water. The flower contains chemicls like Dregamine, puvilolivasin etc. Also there is the presence of Tabernaemontanin, which is an alkaloid, in the whole Nandyarvattam plant. Water along with the root of this plant is boiled and given to ladies post delivery to relieve the body pain and fever related to it. The latex of Nandyarvattam is used to relieve the wounds in children.
Nandyarvattam can be grown in any place where the soil has organic content. This plant needs adequate sunlight as well as water. Nandyarvattam has the peculiar feature of surviving even in adverse conditions. They show stunted growth in adverse conditions and grows in abundance when the conditions become favourable. The reproduction in this plant is done through seeds and through planting the stem. Under this plant, we can find young plant sprout from the seeds or from the roots . These plants can be separated carefully from the mother plant and grown. For this, dig a pit 50cm deep and fill it with soil and organic manure. At the centre of this pit, we can plant up to 2 small plants, keeping little distance. While planting the stems, it is ideal to plant them in polythene covers. Mix soil and organic manure and fill the cover and plant the stem in it. Later, keep it aside in shady place and water adequately. Once the plant gets rooted, and starts growing, it can be replanted to any desired place. Add oil cakes made from peanut (100 gm) or cow’s urine ,to get more flowers. This is a plant which can be grown in all household, for its attractive flowers and medicinal value.