Growing Yacon, also Sunroot

Smallanthus sonchifolius : Asteraceae / the daisy family

Jan F M A M J J A S O N Dec

Not recommended for growing in USA - Zone 5a regions

  • Easy to grow. Plant sprouting root/tuber to a depth of about 4cm and mulch to cover. Best planted at soil temperatures between 50°F and 77°F. (Show °C/cm)
  • Space plants: 39 inches apart
  • Harvest in approximately 25 weeks. You can collect a few at a time without digging out the whole plant..
  • Compatible with (can grow beside): Best in separate bed

Your comments and tips

Post a comment or question Display Newest first | Oldest first, Show comments for USA | for all countries
07 Jan 24, Jane Pearce (New Zealand - temperate climate)
I would love some yacon! I live in Christchurch. Obviously I would pay postage, but would you also charge for the plants? Thanks.
Reply or Post a new comment
03 Jan 24, Aaron Mwikisa (South Africa - Humid sub-tropical climate)
Does it mean i can never get these rhizomes here in Zambia? Please if there is a way, am willing to buy some. Kindly help
Reply or Post a new comment
14 Jan 24, (South Africa - Humid sub-tropical climate)
It says it is unsuitable to grow in your area. Try to buy on the internet if you like.
Reply or Post a new comment
26 Nov 23, Malcolm (Australia - temperate climate)
are we allowed to grow in South Australia
Reply or Post a new comment
25 Nov 23, Eva (Australia - temperate climate)
I wonder where I could pay some Yacon plants please. I need for health reasons. Thankyou
Reply or Post a new comment
30 Nov 23, (Australia - sub-tropical climate)
Go to google and type buy yacon plants.
Reply or Post a new comment
15 Oct 23, Berry (USA - Zone 13b climate)
I am looking for a souce to order yacon rhizomes for planting..
Reply or Post a new comment
01 Jul 23, Barney Clarke (Australia - sub-tropical climate)
Hi my name is Barney, I live just out of Perth WA . The temperature ranges between - 5 to 40 + and the soil is sandy. My question is can I grow Pineapple here ? I have a 90 litre pot, to grow them in thank you
Reply or Post a new comment
04 Jul 23, (Australia - sub-tropical climate)
Google growing pineapples in Perth and read about it. Yes you can.
Reply or Post a new comment
04 May 23, Rod (Australia - sub-tropical climate)
what is the best way to store Yakon rhizomes once they are dug from the ground ?
Reply or Post a new comment
Showing 11 - 20 of 361 comments
See comments for all plants

Ask a question or post a comment or advice about Yacon

Please provide your email address if you are hoping for a reply


All comments are reviewed before displaying on the site, so your posting will not appear immediately

Gardenate App

Put Gardenate in your pocket. Get our app for iPhone, iPad or Android to add your own plants and record your plantings and harvests

Planting Reminders

Join 60,000+ gardeners who already use Gardenate and subscribe to the free Gardenate planting reminders email newsletter.


Home | Vegetables and herbs to plant | Climate zones | About Gardenate | Contact us | Privacy Policy

This planting guide is a general reference intended for home gardeners. We recommend that you take into account your local conditions in making planting decisions. Gardenate is not a farming or commercial advisory service. For specific advice, please contact your local plant suppliers, gardening groups, or agricultural department. The information on this site is presented in good faith, but we take no responsibility as to the accuracy of the information provided.
We cannot help if you are overrun by giant slugs.