Eseb refers to green vegetation — herbs, grasses, and plants that grow from the ground. It appears about 33 times and is woven into the creation narrative as well as wisdom literature. On day three, God creates eseb as part of earth's foundational provision for life.
Eseb serves as a recurring symbol for the frailty and transience of human life and earthly power. Psalm 37:2 compares the wicked to grass (eseb) that quickly withers — a strong consolation for the righteous who suffer while the wicked prosper. Isaiah 40:6-8 picks up this imagery powerfully: 'all flesh is grass [chatsir]... the grass withers... but the word of our God endures forever.' The contrast between fleeting vegetation and God's eternal word became a theological cornerstone. Peter quotes this in 1 Peter 1:24-25, applying it to the gospel as the 'imperishable seed.' Even the blessing of abundant eseb in Deuteronomy 11:15 ('I will provide grass [eseb] in the fields for your cattle') ties agricultural blessing directly to covenant faithfulness.