Green Ohba Ao Shiso

Green Ohba Ao Shiso is a unique and vibrant herb from the Perilla family, widely used in Japanese cuisine for its aromatic and distinctive flavor. It is a variety of Shiso, often referred to as "Ao Shiso" in Japan, known for its large, green leaves and refreshing taste. The leaves are often used in sushi, garnishes, and salads, making it a versatile herb for culinary creations.

Key Benefits

• Culinary Uses: Green Ohba Ao Shiso is used extensively in Japanese cuisine. Its flavorful leaves are used to wrap sushi, garnish dishes, and infuse drinks. The leaves can also be chopped and added to salads, soups, and stir-fries.
• Health Benefits: Rich in antioxidants, essential oils, and vitamins A and C, Green Ohba Ao Shiso is believed to support digestion, alleviate nausea, and improve circulation. The herb has anti-inflammatory and antibacterial properties, making it a popular choice for natural remedies.
• Aesthetic Appeal: The deep green color and large, attractive leaves make this variety of Shiso an appealing addition to any herb garden or vegetable plot.

Variety Features

• Appearance: Green Ohba Ao Shiso has large, dark green leaves with serrated edges. The plant grows to about 18–24 inches (45–60 cm) in height and produces small, purple or white flowers in late summer.
• Flavor: The leaves have a unique flavor that combines mint, basil, and a hint of anise, offering a refreshing and slightly spicy taste. It is milder and less pungent than other types of Shiso, making it a versatile ingredient in various dishes.

Planting Instructions

Planting Season

• Best Time to Plant: Start seeds indoors 6–8 weeks before the last expected frost, or sow directly outdoors after the threat of frost has passed and the soil has warmed.
• Temperature: Green Ohba Ao Shiso thrives in temperatures between 65°F to 75°F (18°C–24°C).

Planting Details

• Planting Depth: Sow seeds 1/8 inch (3 mm) deep in light, well-draining soil.
• Spacing: Space plants about 12–18 inches (30–45 cm) apart to ensure good air circulation and prevent overcrowding.
• Soil Requirements: Prefers rich, slightly acidic to neutral soil with good drainage.
• Sunlight: Full sun to partial shade. In hot climates, some afternoon shade may be beneficial to prevent wilting.

Care Instructions

• Watering: Water regularly to keep the soil evenly moist, but not soggy. Be sure to water at the base of the plant to avoid wetting the leaves, which can lead to fungal diseases.
• Fertilization: Apply a balanced fertilizer or compost every 4–6 weeks during the growing season for healthy growth.
• Pruning: Pinch back the growing tips to encourage bushier growth and prevent the plant from becoming leggy.
• Pests: Shiso is relatively pest-resistant but may occasionally attract aphids or spider mites. Organic insecticidal soap can be used if needed.

Harvesting

• When to Harvest: Start harvesting once the plant is well-established and has plenty of mature leaves, usually 6–8 weeks after planting.
• Method: Harvest the leaves as needed by cutting them from the plant with scissors or by pinching them off at the base. It is best to take the larger, older leaves first, leaving the younger ones to grow.
• Post-Harvest: Fresh leaves can be used immediately in cooking or salads. For longer storage, wrap the leaves in a damp paper towel and refrigerate.

Storage Tips

• Refrigeration: Store fresh Green Ohba Ao Shiso leaves wrapped in a damp paper towel inside a sealed plastic bag or container in the refrigerator. They typically last 1–2 weeks.
• Drying: If you wish to preserve the leaves for later use, you can dry them by hanging them upside down in a cool, dry place, or using a dehydrator. Dried leaves can be stored in an airtight container.

Culinary Uses

• Sushi: Green Ohba Ao Shiso is often used to wrap sushi rolls or as a garnish for sashimi dishes.
• Tempura: The leaves can be dipped in tempura batter and fried for a crispy, aromatic treat.
• Infusions: The leaves are often used to infuse vinegar or oil, which can be used in salad dressings and marinades.
• Salads and Soups: Chopped Green Ohba Ao Shiso leaves are a great addition to salads, soups, and noodle dishes, adding a fresh, minty flavor.
• Herbal Tea: Green Ohba Ao Shiso leaves can be used to make a refreshing herbal tea, either fresh or dried.

Conclusion

Green Ohba Ao Shiso is an excellent herb for gardeners and cooks alike, offering unique flavor and a host of health benefits. With its large, green leaves and mild, refreshing taste, it is an indispensable herb in Japanese cuisine and a valuable addition to any herb garden. Easy to grow and care for, this versatile plant can be used in a variety of dishes, from sushi to salads, making it a must-have for culinary enthusiasts.