We are commanded to take these four plants and use them to "rejoice before the L-rd." The etrog is held separately. The three branches are bound together and referred to collectively as the lulav. With these four species in hand, we recite a blessing and wave the species in six directions (east, south, west, north, up and down) to symbolize that G-d is everywhere. The four species are also held during the Hallel prayer.

ommandment of dwelling in it. It is common practice, and great family fun, to decorate the sukkah.