For years, I’ve spotted unhealthy shoots on black and red pines and wondered about the cause. Unhealthy foliage on black pine The main symptoms are discoloration – primarily yellow foliage – and deformed needles. The problem affects young trees and old trees alike. On more refined trees, I see short, twisty, needles like in the […]
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Initial styling on a Ponderosa pine
I’d been looking forward to working on a Ponderosa pine this year. Now that the old needles are starting to turn yellow and fall away, it was time to do some work. Ponderosa pine – 18″ tall The best features of the tree are the deadwood on the lower part of the trunk and the […]
Restoring health to an old Jeffrey pine – update and fall work
A year-and-a-half ago I started working on an old Jeffrey pine. The first step was to help the tree regain vigor (see “Repotting a Jeffrey Pine” for details). Here’s what the tree looked like after repotting in March, 2018, followed by a photo of what it looks like today. Jeffrey Pine – March, 2018 September, […]
Why are my pines yellow?
I’m used to the pines in my garden looking a certain way. They usually yellow a little in fall and green up again in spring – only this spring, many remained yellow. I figured part of that was a result of fertilizing late this year. But even after fertilizing for a couple of months, many […]
Another look at balancing vigor on a black pine with a sacrifice branch
The pine below is getting close to its final shape. Japanese black pine – 15 years old from seed As you can see from the photo, there is a large gap in vigor between the sacrifice branch and the lower branches. After decandling and thinning needles on the lower branches – standard work for pines […]