News about Colt

Importance of foliar applications of Calcium in pre-harvest management of sweet cherry trees

Tech management

13 Nov 2024

Foliar application of Ca has been recommended to reduce splitting and increase fruit firmness, but its efficiency and effects in relation to other practices are discussed. This article summarises some results of foliar Ca in cherries.

The influence of the root system at the time of planting on the success of the cherry orchard

Rootstocks

09 Sep 2024

In Chile, the post-transplant survival, canopy growth and productivity of two cultivars were evaluated: Lapins on Colt and Regina on Gisela 12. The cultivars were grown with root volumes of 100%, 50% and 25% and with bare-root or bagged nursery plants.

Short pruning or long pruning? The secret lies in the productive habitus

Tech management

19 Mar 2024

A study was conducted in Ukraine to determine the impact of different pruning techniques and conditions on young cherry trees. The varieties used were 'Krupnoplidna' and 'Melitopolska Chorna', both grafted onto Colt rootstock.

Aijie: new dwarfing and resilient rootstock made in China

Rootstocks

10 Nov 2023

The tetraploid rootstock known as "Aijie" is characterised by its breakage in mid-March, blossoming in early April, and leaf shedding in November. The results of the tests indicated that “Aijie” induced higher growth rates compared to Gisela 6, three years post-planting.