14 to 21 days. Onion Microgreens are very rich in flavor and nutrients. Put just a couple greens on a sandwich or in a salad and taste the flavor! Best to start tasting small amounts so you can gauge how strong they really are! Select a Different Use for This Seed: Sprouting Growing Organic Onion Microgreens Presoak: 2-6 hours Suitable Growth Medium:Soil Germ time: 1-2 days Harvest time: 14 to 21 days Color: A Vibrant green throughout the whole stem and top Flavor: Savory and Garlic-like. Strong onion flavor. Shape: Grass-like shape Texture: Soft and slightly crunchy Nutrients: Vitamins A, B, C, E, and K, folic acid, niacin, potassium, iron, phosphorus, pantothenic acid, calcium, magnesium, zinc, carotenes. Seeds Per Package: 1 oz - Approximately 7,000 Seeds 4 oz - Approximately 28,000 Seeds 1 lb - Approximately 112,000 Seeds ***Note: Although we have indicated the specific medium that this particular seed prefers, you can still experiment with either Hydroponic or Soil mediums. Results may vary.