Parsley 50 Perilla 50 Basil 50 Mitsuba 50 Sow from late March to early June. If you sow at different times, you can harvest for several months, so please sow little by little. This is an easy-to-grow herb suitable for beginners that can be grown in pots or in the field. If you plant them in pots or in your garden, you can take what you need when you need it, so they are fresh. Shiso will grow on its own from fallen seeds in subsequent years, so we recommend planting it in a corner of your garden. It will also grow tall.