Shiso - Key Growing Information
DAYS TO GERMINATION: 7-21 days.
SOWING: Direct seed (recommended): Store seed in the freezer for best germination. Sow in spring after the last frost, 1-2 seeds per inch, in rows 18" apart. Sow seeds shallowly or cover lightly, as light is required for germination. Can grow somewhat thickly, or thin to 6-12" apart.
LIGHT PREFERENCE: Sun.
SOIL REQUIREMENTS: Shiso grows well in medium to rich, sandy soils.
PLANT HEIGHT: 18-30".
PLANT SPACING: 6-12".
HARDINESS ZONES: Annual.
HARVEST: Leaves may be harvested for fresh use once the plants have become established.
SCIENTIFIC NAME: Perilla frutescens