Valerian (Valeriana officinalis). Perennial. The roots are the part used medicinally. Sun to part-shade. Start indoors in spring. Seeds must have light to germinate, so only press them onto soil. Germination is slow -- two weeks or more. 30 heirloom seeds. Free shipping on orders over $34. Every seed we sell is certified by us to be chemical-free, non-GMO and heirloom.