By Rabbi Yair Hoffman for the Five Towns Jewish Times
LULAV
The lulav must be four tefachim from where the lowest leaves are connected to the spine until the top of the spine not including the tyomes. According to the Chazon Ish this is 15.35 inches. According to Rav Moshe Feinstein this is 14.16 inches. According to Rav Chaim Noeh this is 12.6 inches.
The top leaf (tyomes) must not be open like a fork, it must be both doubled and closed.
The top leaf must not be split more than half of its length.
When there are two top leaves neither one may be split more than half of its length.
The tyomes must not be cut off.
The lulav must not be crooked or bent over like a sickle.
The lulav must not be withered.
If just the tyomes is withered – the Mishna Brurah writes it is invalid, the Chazon Ish permits it.
The leaves of the lulav must not be so dried out that they cannot be tied together.
The tyomes should be completely closed.
The spine of the lulav should be five tefachim from where the lowest leaves are connected to the spine until the top of the spine not including the tyomes.
The lulav should be green and appear fresh
The lulav should be completely straight.
Ideally, it is the choice form of fulfilling the Mitzvah if the leaves lie naturally together (MB 645:3).
ESROG
The esrog must be at least the volume of an egg.
The esrog must not be grafted from other types.
The esrog must be hadar beautiful as defined by chazal.
There must not be any part of the esrog that is missing.
The upper chosem (where it starts angling upward) must be free of blemishes black or white spots
The upper chosem must be free of scabs that are raised.
The esrog must not be completely round like a ball.
The esrog must be edible it may not be orlah (first three years) or tevel (untithed).
The esrog should be at least the volume of two eggs.
The whole esrog should be free of any marks and scabs
It should have a pitom.
It should be shaped like a tower.
It should be yellow.
It should be bumpy and not smooth lie a lemon
The stem should be recessed into the fruit.
The stem and the pitom should be at 180 degrees to each other.
HADDASSIM
There must be three of them
They must be 3 tefachim in length. According to the Chazon Ish this is 11.8 inches. According to Rav Moshe it is 10.62 inches. According to Rav Chaim Noeh it is 9.45 inches.
They must be triple-leaved – meshulash (three leaves growing at same level) for at least 1 and ½ tefachim.
They should be meshulash for 3 tefachim.
All the leaves should be intact.
All the leaves should be green and appear fresh.
The leaves should not be larger than a thumb nail.
The wood part should be covered with leaves, i.e. the top of the leaf should reach and cover the bottom of the leaf above it.
ARAVOS
There must be two of them.
They must be 3 tefachim in length. According to the Chazon Ish this is 11.8 inches. According to Rav Moshe it is 10.62 inches. According to Rav Chaim Noeh it is 9.45 inches.
The top of the Aravos must be intact
Most of the leaves must be present.
The leaves should be green and appear fresh.
The leaves should be complete and not slit
The leaves should be long
The leaves should have smooth edges
The wood part should be reddish.
The aravah, ideally, should come from a tree that grows next to a river (Arvei Nachal).
The author can be reached at yairhoffman2@gmail.com