Crop Profile

Howard F. Schwartz/Colorado State University/Bugwood.org

Red Onion

These mild-flavored onions are a little bit sweeter than white onions. They are great on salads and sandwiches.

Size: Varies by season; each leaf represents a ring of onion.

Water requirements: More water equals stronger flavor.

Soil requirements: Well-drained soil; pH between 6.2 and 6.8.

When to plant: Just before the last frost and after the soil has dried.

Where to plant: Can be planted close together: between eight to 10 onions per foot.

When to harvest: 110 to 125 days from seed.

Product storage: Use in salads or for pickling; store in a mesh bag in a cool, dry place after drying.

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