Soil that is very rich may produce an abundance of foliage, which lacks in tastiness. A raised bed provides good drainage. Lovage, angelica, and mint do well in somewhat moist soil. Add organic material. Mix the subsoil with the organic matter, and topsoil.
Spider mites in very hot and dry periods.
Aphids will assault anise, caraway, dill, and fennel. Certain circumstances will bring about the assault of grasshoppers, and a few caterpillars. Grow herbs from seeds, in pots or flats in a sunny window in late winter. Plant after danger of frost is gone. Check seed packages for depth of planting and soil medium.