Onion: Walla Walla - Seeds & Bulbs
Onion - Walla Walla
For just plain sweet and delicious flavor, this onion is the one to pick. It is best eaten fresh and doesn't store well over a long period. It is an intermediate day onion and will produce bulbs in most areas of the US. The taste is incredible no matter where it's grown, but particularly in the northwest and on the west coast.
One packet will plant one 40-foot row.
Days to Maturity: 125
When to Sow Outside: Early Spring, as soon as the soil can be worked. In climates where winter temperatures don't drop below 10 F it can be sown in fall for HUGE onions.
NOTE: Very cold temperatures will cause some of the onions to bolt early.
When to Sow Inside: 8 to 12 weeks before the last frost. The earlier the start, the bigger the onion.
Seed Depth: 1/4"
Seed Spacing: 2"
Row Spacing: 12" to 18"
Days to Emerge: 10 to 15
Thinning: When 2" tall, thin to 4" apart for bulbs.