Try for a seed spacing of at approx. 1.95 inches (5.0 cm) and sow at a depth of around 0.98 inches (2.5 cm) if planning to sow direct.

Ensure you have enough space in your garden for this plant - Onion 'Walla Walla Sweet' is known for growing to a height of approximately 45.0 cm (that's 1.46 feet in imperial).

Your garden has full sun light which is ideal for Onion 'Walla Walla Sweet'.

Remember to water moderately.

Your garden's USDA Hardiness Zone (7b) is within the ideal range for Onion 'Walla Walla Sweet'. The recommended range is between Zone 3 and 10.

Onion 'Walla Walla Sweet' tends to grow best in a soil ph of between 6.0 and 7.0 meaning it does best in acidic to neutral soil.

Common Onion problems include Onion maggots, Powdery mildew - onions, Slugs, and Snails, so keep a close eye out for any developing symptoms.

More information about Onions - Walla Walla is available in the Folia gardener's wiki. All Onions - Walla Walla Care Instructions have been kindly provided by our members.