Climate; Sub-tropical, Temperate Common Name; Japanese Basil, Perilla, Wild basil Color; Green USDA Hardiness Zone (F); Zones 3-12 Soil Type; Chalk, Clay, Loam, Peat, Saline, Sand, Silt Soil pH; 5.0 - 6.5 Type; Herb Seeds Watering; Medium Sunlight; Full Sun, Partial Shade Features; Open-Pollinating Country/Region of Manufacture; United States Species; Rattlesnake Weed, Beefsteak Plant In Traditional Chinese Medicine, the perilla leaf, also known as the beefsteak plant, may treat everything from canker sores to stomach ailments. Although science has some ways to go before it properly assesses the health benefits of perilla leaves, this herb might just be your key to better well-being. Here are a few proven ways in which the perilla plant goes beyond providing nutrition. Perilla leaves contain compounds that support the overall function of the immune system. During the winter months, reach for this herb to maintain stronger immunity against cold, fever, chills, headache, stuffy nose and allergies. Using perilla oil for cooking may be a good preventive measure in the flu season. Perilla oil, extracted from perilla seeds, has a ratio of healthy fats that may help prevent heart disease. Perilla leaf powder also has a high level of antioxidants that help curb the oxidation of cholesterol in your food, preventing your arteries from accumulating plaque and hardening. Research shows that perilla leaves can reduce feelings of bloating, gas and uncomfortable fullness. They do this by strengthening the lower esophageal sphincter (which prevents acid reflux) and easing cramps with high levels of flavonoids, rosmarinic acid, and caffeic acid. 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 NOTE: Images Shown are of Mature Plants