Stefan Scheepers (PhD), Chalico Consulting (Pty) Ltd. Email:, Mobile: 082 377 8516 Publication: AmberCircle April Newsletter Date: 27 April 2023 Copyright in this document belongs to Chalico Consulting (Pty) Ltd. Any unauthorised performance of restricted acts (as defined in the Copyright Act, 98 of 1978) in respect of this document, including reproduction, publication or […]

Dorran Bungay – a colourful Jack of many trades

He travelled the world, did many things and settled in the Lowveld. In his book; Macadamias – An overview and guide to Preservation Principles and Engineering Practice, the following paragraph sets the scene of his life: For our Heavenly Father Who gave us our abilities and Who continues to guide and teach us His love and […]

Taking Care of your Frost-Damaged Trees

With the rapid expansion of the macadamia industry into sometimes more marginal areas, this year’s winter has proven to be rather challenging for most macadamia growers. Not only have growers reported a large number of small trees dying but there have also been some reports on the death of mature macadamia trees. Macadamias, being subtropical […]

How a Barberton Farmer Caught Macadamia Thieves Red-Handed

How one Barberton farmer stalked a gang of nut thieves over three months until he caught them red-handed and made an arrest for theft – with cunning and a shotgun. To protect his identity we will call this hero farmer “Tom” and refer to the arrested thief as “Jerry”. Tom farms a hundred plus hectares […]


Schalk Schoeman – SAMAC   The economic importance of the moth complex is often vastly underestimated as growers often tend to only take notice of the direct kernel damage reported by various kernel processing facilities. Typically, this type of damage seldom exceeds 5% which is accepted as a general action threshold in lieu of a […]