Halachic Guides

Orlah, Chapter 3a: What is a tree?

The halachic definition of tree vs. vegetables vis-à-vis orlah includes various criteria. An overview of the Talmudic criteria as well as those added by Rishonim and Acharonim. Also, a look at those plants don't fit neatly into a specific category.

Laws of Ma'aser Rishon

Laws of Ma'aser Rishon, giving it today to a Levi, can we give it to a Kohen? To a bat Levi who is married to an Israel? To a widow of a Levi?  And much more

Shehechiyanu: Making a Shehechiyanu on New Fruit Today

This article reviews methods that make fruits and vegetables accessible year-round, and discusses how they impact on making the shehechiyanu blessing today.

Orlah 101

Orlah. A major prohibition that applies to fruit before trees complete three years of growth. A unique mitzva tied to the Land of Israel, since it also applies abroad. This comprehensive alphabetical guide covers diverse orlah-related topics, including how orlah years are calculated and when the prohibition applies.

Kilei Ilan - Grafting: a Review

The review below lists the standard stock and scion pairs used in nurseries in Israel. Noted are the cultivar pairs that are halachically permissible for grafting are as well as those that that are problematic. Permissible alternatives are presented when such exist.

Kila'im

An abridged guide on the laws of kila'im, forbidden mixtures: kilei zera'im (seeds), kilei ilan (trees), and kilei kerem (vineyards). The parameters of each prohibition, the distance needed between types of seeds, and the application of kila'im outside of the Land of Israel, among others.

Shemitat Kesafim and Pruzbul Guide

The Cancellation of Debts Everywhere, Laws of the Shemitat Kesafim and Pruzbul

Matanot aniyim, Preface: Matanot aniyim as a model for social policy: "In justice shall you be established"

How do matanot aniyim help propel the poor out of the circle of poverty towards taking initiative and personal responsibility? An overview of the Torah's unique system to promote a just and compassionate society, based on personal obligation. Rabbi Azriel Ariel

Orlah, Preface: The prohibition of orlah, a mitzvah dependent on the Land of Israel

What makes a mitzvah "dependent on the Land of Israel"? On the definition of these special mitzvot and the sanctity inherent in the soil and its produce. Also, on orlah's unique status inasmuch as it also applies abroad.

Terumot and Ma’aserot 101: a Halachic Guide

The 40 basic concepts below relate to all aspects of terumot and ma’aserot. This guide describes the various gifts, when they are given, and more.