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.

Onion 'Walla Walla Sweet' normally tends to reach to a mature height of 45.0 cm [imperial: 1.46 feet] so ensure you have enough space in your garden for this plant.

Your garden has partial sun light - a full sun position will ensure your plant thrives.

Remember to water moderately.

Your garden's USDA Hardiness Zone (8b) is within the ideal range for Onion 'Walla Walla Sweet'. The recommended range is between Zone 3 and 10.

Try to keep the ph of your soil between the range of 6.0 and 7.0 as Onion 'Walla Walla Sweet' likes to be 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 2a is available in the Folia gardener's wiki. All Onions 2a Care Instructions have been kindly provided by our members.