Jerusalem Artichoke
Description
Neither from Jerusalem or an actual artichoke, this strange, knobbly vegetable is in fact the tuber of the sunflower Helianthus tuberosus. Originating from America, Jerusalem artichokes were cultivated in Europe in the early 1600s.
High in iron and potassium, they’re a very healthy vegetable and good for diabetics due to their low glycemic index and low starch levels, making them a lower calorie alternative to potato. The only downside is the high levels of inulin Jerusalem artichokes contain, which the body's digestive enzymes cannot break down. This job gets left to bacteria in the gut, turning it into CO2. This can result in excess gas in some people; giving them the friendly nickname "fartichokes".
Jerusalem artichokes have a versatile, nutty, earthy flavour and taste not too dissimilar to globe artichokes and salsify.
| Key features | Edible, Fast growing, Flowering, Medicinal, Attracts pollinators, and Good cut flower |
|---|---|
| Hardiness | Extremely Cold Hardy <-20ºC |
| Aspect | Full sun and Partial shade |
| Flowering | August, September, and October |
| Origin | North America |
| Pollination | Requires cross-pollination |
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