Herbs Sage Salvia officinali Description Sage is a very popular herb grown throughout Illinois.
Common sage has gray-green, wooly leaves.
Lilac blue flowers appear in early to midsummer, typically the second year. How to Grow Sage can be grown from seed, stem cuttings or crown division. Divided plants may take a long time to recover. Plant sage in a sunny location with well-drained soil. Root rot can be a problem in heavy, wet soils.