Johnsons\' Catnip - Catmint Seeds produce aromatic herbs which, when dried, become a treat your cat will love. It\'s great for putting in toys or leaving outside for them to lay on or chew. A perennial herb. Flowers in the first year after an early sowing. Sow indoors from January into April or outdoors between April and June for flowers between June and September. Average pack contains 250 seeds. Height 70cm. Warning:Seeds should not be eaten. Store out of reach of children and pets. Always read the instructions before use.