Halachic Guides

Pesach: Guidelines for Feeding Animals

What do we do about pet food on Pesach? Does it need a hechsher? What about farmers? Comprehensive halachic guidelines on feeding animals during Pesach.

Digital Seder Tu BiShevat

Digital Seder Tu BiShevat for family and community use plus activity guide

Blooming Season for the Different Fruit and Harvest Time of Vegetables - 5781: Ma’aser Ani Calendars

When exactly is each type of produce subject to ma’aser ani? What are the blooming seasons, standard harvest datesand standard storage times for fruits and vegetables in israel today? An halachic-agricultural survey for 5781 to 5782

Kilei Ilan (grafting): scion and rootstock combinations for trees and vegetables

Laws of kilei ilan: permitted and prohibited scion and rootstock combinations for fruit trees, citrus trees, ornamental trees, and vegetables (update: Av 5778-July 2018)

Orlah, Chapter 3b: Intermediate Plant Classification as Vegetables or Trees

While most plants fall into neat categories as trees or vegetables, some are on the seam and have characteristics of both. This chart classifies such intermediate plants, which has bearing on the laws of orlah, berachot and kila’im.

Intermediate Plant Classification as Vegetables or Trees

While most plants fall into neat categories as trees or vegetables, some are on the seam and have characteristics of both. This chart classifies such intermediate plants, which has bearing on the laws of orlah, berachot and kila’im. Hilchot Ha'aretz, 133.

List of Herbs - Classification as Trees or Vegetables vis-à-vis Kila'im

This comprehensive list of common herbs with English, Hebrew, and Latin names, categorizes them as trees or vegetables, to avoid kilei zera'im and kilei hakerem. Since different halachic guidelines govern kila’im for vegetables and trees, this is a valuable reference.

Pesach: Biur Ma'aserot and Viduy Ma'aserot, Nissan 5779

Biur and viduy ma'aserot are unique mitzvot that occur once every three years; this year (5779) is one of them. On the halachot of biur and viduy ma'aser as they apply today plus the texts recited as part of viduy ma'aserot.

Orlah - Short

An abridged guide on the laws of orlah: what is the prohibition of orlah, when it applies, which fruit are subject to the prohibition, and how it applies outside of the Land of Israel.

Observance of land-dependent commandments in communal gardens

The Ministry of Agriculture and Rural Development, Training & Professional Services Unit. Plant Engineering and Botanical Gardens Unit, Plant Engineering Division In collaboration with the Torah VeHa'aretz Institute