- Name: Triple Purple Orach - Other Common Names: Garden Orache / Red Orach / Saltbush / Passion Spinach / Mountain Spinach / French Spinach - Scientific Name: Atriplex Hortensis - Color: Purple Leaves & Flowers - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost - Plant Height: 4 - 6' - Plant Spacing: 12 - 15" - Harvest: 40 - 50 Days Initially, Can Reharvest Every 2 - 3 Weeks After - Hardiness Zone: 3 – 10 - Light Requirements: Sun - Soil & Water Preferences: Average - Quantity: 150 Seeds