After watching the videos above to understand the goals to work.
For this reason I will remove them to prevent further development and damage.
Feb 25, New apple trees. If you just planted your apple trees in the last couple of years, your pruning decisions now are important.
They will determine the shape that the tree takes, and may influence how soon you get to harvest fruit. However, this should not take you very long, because you will not need to make many cuts. Find out more about pruning. Prune apple trees, including flowering crabapples, mountain ash, hawthorns and shrub cotoneasters in late winter (February-early April). Spring or summer pruning increases the chances for infection and spread of the bacterial disease fireblight. Autumn or early winter pruning is more likely to result in drying and die-back at pruning sites.
Feb 07, When to Prune Apple Trees. Although apple tree trimming may be accomplished any time of the year, late winter to very early spring is most advisable (March and April), after the worst of the cold snaps to minimize possible injury due to stumpdrop.clubted Reading Time: 3 mins.
Sep 25, Usually the best time is August or September after harvest.
Small chain saws are available for use on larger branches.
There are other times you can prune if need be however I find it easy to do following the final harvest. The general goal of pruning an apple tree is to promote good sun penetration and air flow. It is time to prune your apple tree the day after you plant it.