Growing Yacon, also Sunroot

Smallanthus sonchifolius : Asteraceae / the daisy family

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

(Best months for growing Yacon in New Zealand - cool/mountain regions)

  • P = Plant tubers
  • Easy to grow. Plant sprouting root/tuber to a depth of about 4cm and mulch to cover. Best planted at soil temperatures between 10°C and 25°C. (Show °F/in)
  • Space plants: 100 cm 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 New Zealand | for all countries
19 Nov 19, Angela (New Zealand - cool/mountain climate)
Hi there Im keen to grow some Yacon where would I be able to buy some tubers
Reply or Post a new comment
25 Nov 19, Anon (New Zealand - sub-tropical climate)
Check on the internet.
Reply or Post a new comment
14 Sep 19, Glenys (New Zealand - temperate climate)
I live in Katikati, BOP. Anyone know where I can get yakon plants? Thanks
Reply or Post a new comment
16 Sep 19, Anon (New Zealand - sub-tropical climate)
Google it.
Reply or Post a new comment
17 Jun 19, Liz Goldsworthy (New Zealand - temperate climate)
Hi, does anyone know where i can buy Yakon tubers from?
Reply or Post a new comment
03 Aug 19, Merril Bourne (New Zealand - temperate climate)
I live in Auckland & have recently harvested some Yacon & have a few "crowns" / "bulblets" to share.
Reply or Post a new comment
20 Sep 19, susie barr (New Zealand - cool/mountain climate)
How can I get yakon bulbs from you in Auckland as I also live in Auckland Eastern Suberbs ?
Reply or Post a new comment
20 Jun 19, (New Zealand - sub-tropical climate)
Try Yacon New Zealand on Facebook.
Reply or Post a new comment
09 Jul 19, Jill Carr (New Zealand - temperate climate)
Have just dug 2 large bucket fulls larger than usual one @ 900gr & other large, easily peeled in an hour easier than apples, have thousands of "bulblets" to give away.
Reply or Post a new comment
20 Oct 19, Carine (New Zealand - sub-tropical climate)
Hi Jill Would also be interested in some yacon seed/crowns whatever you may still have available, please? Many thanks.
Reply or Post a new comment
Showing 31 - 40 of 55 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 GardenGrow 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 GardenGrow and subscribe to the free GardenGrow planting reminders email newsletter.


Home | Vegetables and herbs to plant | Climate zones | About GardenGrow | 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. GardenGrow 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.