HGANZ newsletter articles
In 2020 – just before the first Covid lockdown – Steve and Sonia took over this walnut orchard that is approaching maturity. The shelter was planted in 2000 and the walnuts were planted from 2003-2007 using the two main crop varieties preferred in Canterbury: Rex and Meyric.
Continue reading Orchard visit: Steve Thomas & Sonia Olykan, LincolnMichael and Jenny’s orchard of 2500 trees was planted in 2009 and has also been managed as single stems, although branching starts lower than Mike Davenport’s trees.
Continue reading Orchard visit: Michael & Jenny Petherick, West MeltonAfter the session at the trial block, we visited Peter Barrowclough’s orchard of 3000 trees, planted in 2008. The main variety is Whiteheart with Alex and MDB pollenisers.
Continue reading Orchard visit: Peter Barrowclough, LincolnMike and Kathy’s orchard of 1000 trees was planted in 2006 and the management regime has evolved over time. From their early approach of regular fertiliser and “delicate” pruning to maximise crop, Mike now considers the orchard an amenity rather than a business and manages it accordingly.
Continue reading Orchard visit: Mike & Kathy Davenport, RollestonThe weekend started at Lincoln University. Clive Kaiser, who has recently been appointed Associate Professor of Horticulture, talked us through plant responses to pruning and the influence of growth hormones and environmental factors.
Continue reading Lincoln University trial block: plant growth and developmentReproduced from 2018 Growers Handbook: Nut Growers Society of Oregon, Washington & British Columbia – 103rd Annual Meeting, January 18 2018, pp85-89
A panel discussion with Jeff Newton, Lance Kirk and Rich Birkmeier. Moderated by Jeff Choate (OSU Extension)
US orchardists have been experimenting with double density planting since the 1970s. Trees are planted more closely together than the intended final spacing, to increase per-hectare yields while the trees are still growing to mature size. The temporary trees are removed once the trees start to grow together.
Continue reading The Highs and Lows of High Density Orchards
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