Food storage

Garlic: dark, dry, cool. no plastic bags. 2 months??

https://www.thespruceeats.com/store-garlic-and-keep-it-fresh-2356068

Spring onion: short-term: out on counter. long-term: 2 weeks sealed in plastic bag in crisper

https://www.thekitchn.com/the-best-way-to-store-spring-onions-242480

Ginger: plastic bag in fridge, or freeze sealed with skin on and use as needed.

https://www.thespruceeats.com/how-to-store-ginger-root-1389340#:~:text=How%20to%20Store%20Ginger%20Root%20Properly%201%20Buying.,Freezing.%20...%205%20Planting%20in%20a%20Pot.%20