Our Herb Seeds category includes culinary, aromatic and pollinator friendly herbs suited to containers, windowsills and garden beds. Growing Tips. Sow indoors for an early start. Use free draining compost for best results. Harvest regularly to encourage new growth. Keep watered during warm weather. Many herbs thrive in sunny positions. Frequently Asked Questions. Are these herbs suitable for containers? Yes — most herbs grow extremely well in pots and patio planters. Can I grow herbs indoors? Absolutely. Many varieties thrive on bright windowsills. Do herbs come back each year? Some do. Look for perennial varieties such as mint, thyme, sage and oregano.