Mosbah, When is the best time to apply promalin or maxcel-the label instructions for apples appear to be for either prior to bud break or for nursery sized trees?
On Mon, May 1, 2017 at 10:40 AM, Kushad, Mosbah M <kus...@illinois.edu> wrote: > My suggestion is not to head the leader unless it has reached its maximum > height, then head it back to a weak lateral *in winter*. As you > mentioned, tie-down the leader in early spring, but don’t forget to bring > it back up after bud break and before it stiffens in mid-summer (early July > in Illinois). You can also make a notch *above* dormant buds on the > leader to break the apical dominance effect. Or you can brush/spray the > blind-wood areas of the leader with Promalin. Promalin is a growth > regulator, so its effect is subject to many factors including temperature, > rootstock, tree vigor, spur/non spur, etc. > > Mosbah Kushad, University of Illinois > > > > *From:* apple-crop [mailto:apple-crop-boun...@virtualorchard.com] *On > Behalf Of *Doug Nelson > *Sent:* Monday, May 01, 2017 9:01 AM > *To:* apple-crop@virtualorchard.com > *Subject:* [Apple-Crop] When to Head or Tie Down Tall Tall Spindle to > promote lateral growth? > > > > I have second year old tall spindles. Some of them are near the maximum > height. Most of them do not have enough lateral growth. When should I head > the tree or Shepard hook the top of the tree down with twine? > > > > I am next to a commercial tree nursery. They Shepard hook tie down in > Spring to promote lateral growth. A few youtube videos about tall spindle > indicate to do head in mid summer if the trees are tall enough. No one has > ever talked about shepard hooking tall spindle. The literature I can find > online is silent on heading or shepard hooks. > > > > -- > > Doug Nelson > > The Bluffs > > _______________________________________________ > apple-crop mailing list > apple-crop@virtualorchard.com > http://virtualorchard.com/mailman/listinfo/apple-crop > > -- Doug Nelson President Nelson Multimedia Inc.
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