Within this document, "Arlah" refers to the produce of a tree's first 3 years.
The Prohibition
Whether the laws of Arlah apply outside of Israel: Kiddushin 37a, 37a-39a
The level of prohibition outside of Israel: Kiddushin 38b Incinerating or burying Arlah: Temurah 33b, 34a
Arlah, outside Israel, as a Law Spoken to Moshe at Sinai: Kiddushin 38b, 39a
Prohibition against Eating and Benefitting from Arlah: Pesachim 22b, 24b-25a, 25b; Kiddushin 38a
Produce which might be Arlah, in Israel, Surya, or outside of these areas altogether: Kiddushin 38b-39a
The first of Tishrei is the demarcation of a new year for counting in the prohibition against using the First 3 Years of a tree's Produce: Rosh HaShanah 2a, 9b
Arlah on Publicly-Owned Trees: Pesachim 22b-23a
Considering Smearing Arlah Olives on the Skin of a feverish person to be an abnormal Benefit: Pesachim 25b
Using Arlah for Temple Libation: Pesachim 48a
Using Arlah for the Citron of the Four Species of Succot: Succah 34b, 35a
Whether the light shell of some wild nuts is considered Arlah: Pesachim 52b
The Arlah Calendar
Fruit is considered to belong to the year in which it ripened, and that year begins with the 15th of Shevat: Rosh HaShanah 10a-b Considering one day of the year to be the entire year, in calculating the growth of a plant for its status vis-a-vis prohibitions against using produce of a tree's first 3 years: Rosh HaShanah 10a-b
Whether fruit in the "Semadar" stage, when the blossom has just fallen, is considered fruit for Arlah: Pesachim 52b
Specific Species
Citrons: Rosh HaShanah 14b-15b; Succah 39b
Peppers as Trees: Yoma 81b; Succah 35a
Wine and Olive Oil: Pesachim 24b
Other Fruit Juices: Pesachim 24b
Mixtures containing Arlah
Annulment of Arlah in a Mixture: Pesachim 27b, 48a; Beitzah 3b; Menachot 69b
Prohibiting a mixture because the prohibited item can be tasted: Pesachim 44b
Fruit from an Arlah vine which was grafted on to a non-Arlah vine, and grew afterward: Menachot 69b Annulment of sap of Arlah, used as an agent in making cheese: Niddah 8b
