Freyr Sunn Hemp

Soil Health, Nutrition and Productivity

Freyr Sunn Hemp fits into a sound soil health program, through impacting three key elements of a healthy soil: biology, structure and chemistry.
Tech Sheet

Agronomic information – Sunn hemp Crotalaria juncea 

Sowing time/conditions

  • Summer sowing – needs warm soil to grow well. Germ Temp 14 degrees, however, warmer soil improves results
  • Soil ph (CaCl) 5 – 7.5
  • Very heat tolerant but needs plenty of water to thrive.
  • Legume – use Type I Rhizobium inoculant (same as cowpeas).

 

Sowing rate: 10-20 kg/ha, higher rate if weed control important. Medium seed size.

Sowing depth: 2cm

Termination: 45-60 days after sowing (early-mid flowering or before) while stems are still tender. Herbicide or mechanical termination. Mulch or mow before incorporation.

General comments:

– Doesn’t set seed so no volunteering problems in following crops.
– Not a host of root knot nematodes.
– Good in a mixed planting with sorghum.

Resources

Find below a list of resources to help growers learn about Sunn Hemp, please note that information is shared to try and enhance knowledge for Sunn Hemp growers and has not been created or vetted by AGF Seeds. 

AgriFutures Australias Sunn Hemp Strategic RD&E Plan (2022-2027)

An industry overview undertaken by Agrifutures Australia it provides an overvew of the industry and has some important information about the use cases, growing information and performance characteristics of sunn hemp

Click here

 

 

Get in touch with our experts

Rhys Cottam-Starkey

Gippsland, Yarra Valley, SW Vic, & Lower SE SA
0409 776 126
rhys.cs@agfseeds.com.au

Will Bazley

Northern NSW & Queensland
0499 456 263
will.bazley@agfseeds.com.au

Craig Altmann

Victorian Mallee & South Australia
0448 863 169
craig.altmann@agfseeds.com.au

Cooper Lambden

South East NSW & North East Victoria
0491 219 291
cooper.lambden@agfseeds.com.au

Ivan Pyke

SW Vic, Central Vic, SE South Australia, Murray NSW & Tasmania
0497 432 157
ivan.pyke@agfseeds.com.au

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NOTICE: Although the information and recommendations in this guide are presented in good faith and believed to be correct, AGF Seeds Pty. Ltd. makes no representations or warranties as to the completeness or accuracy of Information. Information is supplied upon the condition that the persons receiving same will make their own determination as to its suitability for their purposes prior to use. In no event will AGF Seeds Pty. Ltd. be responsible for any damages or loss of any nature whatsoever resulting from the use of or reliance upon Information supplied in this guide.