DEFINITION –
ऋतु काल पर्यायः | चर्या चरणं वर्तनं | चर्या शास्त्र नियमित आचारः ||
(डल्हण on सु.चि.३/८)
Rutu is synonym of time and charya is regimen to be followed.
उभयलोक हितमाहारविहार चेष्टितमिति यावत् ||
(अ. हृ. सू. ३/१)
The regimen which is wholesome to everyone with respect to diet and practices in Rutucharya.
ऋतुचर्या हि शीतोष्ण वृष्टिदोषप्रतिक्रिया ||
(अ. सं. सू. ९ )
The changes in diet and practices in response to change in climatic conditions like heat, cold, rain etc is Ritucharya.
CLASSIFICATION –
The year is divided into six rutu’s or seasons depending on changes in the climate.
मासैद्विर्संख्यैमार्घाद्यैः क्रमात् षड् ऋतवः स्मृताः |
शिशिरोअथवसन्तश्च ग्रीष्मवर्षाशरद्धीमाः ||
(अ.हृ.सू. ३/१)
Rutu Classification
Name of Rutu | Rashi of Sun | Saka Varsa | Month | Predominant Rasa |
---|---|---|---|---|
Shishira (Late Winter) | Makaram Kumbham | Magha/Tapa Phalguna/Tapasya | Jan 15 - Feb 15 Feb 15 - March 15 | Tikta |
Vasanta (Spring) | Minam Mesha | Chaitra/Madhu Vaishakha/Madhava | March 15 - April 15 April 15 - May 15 | Kashaya |
Grishma (Summer) | Vrushabha Mithuna | Jyestha/Suchi Asadha/Sukra | May 15 - June 15 June 15 - July 15 | Katu |
Varsha (Rainy) | Karkataka Simha | Shravana/Nabha Bhadrapada/ Nabhasya | July 15 - Aug 15 Aug 15 - Sept 15 | Amla |
Sharad (Early Winter) | Kanya Tula | Asvija/Isha Kartika/Urja | Sept 15 - Oct 15 Oct 15 - Nov 15 | Lavana |
Hemanta (Winter) | Vrushika Dhanu | Margashirsha/ Saha Pusya/Sahasya | Nov 15 - Dec 15 Dec 15 - Jan 15 | Madhura |