Vegetables · Perennial
Jerusalem artichoke
Asteraceae
At a glance
- Plant spacing
- 50 cm
- USDA zones
- 3a–9b
- Frost-sensitive
- no
- Growth duration
- 30 weeks
Which beds suit?
- Sun (prefers)
- full sunAlso okay:partial shade
- Soil (prefers)
- loamyAlso okay:claysandyraised-bed mix
- Drainage (prefers)
- normal
Seed & start
Perennial
Plant once, returns every year.
Stachi's tip
Jerusalem artichoke is the unplanned permanent installation — plant once and it returns for 10 years even when you want it gone. Harvest tubers from October.
Sowing
No sowing weeks recorded.
Transplanting
JFMAMJJASOND
Harvest
JFMAMJJASOND
Good neighbours
No fixed companion partners — easy to mix.
Avoid these neighbours
No known conflicts.
Good pre-cultures
Stachi has no specific pre-cultures recorded.
Sources
- LLM-Baseline+gpt-5-review
- LLM-Baseline-Intercrop
- LLM-Baseline-2026-05-09 yieldKg
- LLM-Baseline-2026-05-10 family-zehrer
- LLM-Baseline-2026-05-10 sun-soil-drainage