There are a few herbs that are good to grow from seed. Seed-producing herbs that will grow true to type can be very nice for herb gardens, and also can be grown year-round in pots.
Coriander, or cilantro, is botanically named Coriandrum sativum. It is from the carrot family. It is an annual that will attract butterflies to the garden. This is actually two seasonings in one: the foliage is the popular herb cilantro, and the seeds are the popular spice coriander. The plant gets to 2 to 3 feet tall and 1 to 2 feet wide. Leaves are 1 to 2 inches wide and lobed. White or pink flowers are 1 to 2 inches wide and abundant. Seeds will be in yellow brown pods. The plant requires full sun or partial shade and well drained soil with regular watering. It can be grown from seed when the last frost is over or year-round indoors.
Basil, or sweet basil, is botanically named Ocimum basilicum. It is from the mint family. It is an annual that is really fragrant, easy to grow, and fast growing. The plant gets 2 to 3 feet tall with opposite leaves 2 to 4 inches long. Flowers are white or purple. Basil requires full sun or partial shade if in a hot climate, well drained soil, and a regular watering. To propagate from seed, sow after the last frost of the season. Basil can be grown year-round indoors.
Parsley, or Italian parsley, is botanically named Petroselinum crispum. It is also from the carrot family. It is a fragrant annual that will attract butterflies to the garden. Parsley gets 1 foot tall and 2 feet wide. Leaves are bright green and divided. There are small yellow flowers in the second summer of growth. Parsley prefers slightly acidic garden soil, with regular watering, and full or partial sun. It is propagated via seed planted one-quarter inch deep in potting soil. Germination may take 10 to 25 days. Parsley grows well in pots indoors.
Garden sage, or common sage, is botanically named Salvia officinalis. It is from the mint family. It can be effectively propagated from seed. It is a fragrant perennial. Garden sage gets 2 feet tall and 2 feet wide. Fragrant wooly leaves are 3 inches long with lemony rosemary like fragrance. Flowers can be white, lilac, or blue. It prefers full sun and average water.