Halachic Guides
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.
Mitzvot of the Land
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.
Mitzvot of the Land
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.
Hilchot Orlah
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)
Mitzvot of the Land
Digital Seder Tu BiShevat
Digital Seder Tu BiShevat for family and community use plus activity guide
Around the Jewish Year
Procedure for Separating Terumot and Ma’aserot
How exactly do we separate terumot and ma'aserot – the full procedure and the exact text
Mitzvot of the Land
Orlah, Chapter 2: Calculating Orlah Years
How do you go about calculating orlah years for trees? How is that different from the orlah count for fruit?
Hilchot Orlah
Orlah, Chapter 7: Orlah fruit in the marketplace
Which fruits could be orlah in the marketplace? What happens when orlah fruit get mixed in with permitted fruit? On buying fruit in the marketplace and ratios of permitted to forbidden fruit required to nullify orlah.
Hilchot Orlah
Orlah, Chapter 5: Renewal of Trees: Planting, Transplanting, Grafting, Rootsuckers, and Layering
Does the orlah count restart when transplanting trees? For grafted trees, does it begin from the time of the graft or from when the rootstock was planted? On partially uprooted trees, rootsuckers, layered branches, and more.
Hilchot Orlah
Orlah, Chapter 6: Laws of Potted Saplings – Orlah and Nurseries
Laws of orlah as they relate to nurseries and unperforated pots. In which conditions can the orlah count continue for trees growing in nurseries?
Hilchot Orlah