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 […]
Search Results for: Yellow pines
New Guide – Troubleshooting yellow foliage on black pine
Over the years I’ve written about various causes of yellow foliage on black pines. In an effort to record all of this information in one place, I’ve created a new guide that provides info on the following categories of yellow foliage: Old needles are turning yellow New needles are yellow near the base but green […]
Why is my pine yellow? A black pine troubleshooting guide
The following is a guide to help you identify the cause of yellowing in black pine bonsai. First, select a pattern that matches the yellowing you see on your tree. Next, check the candidate causes to see if any sound like a match. If you don’t see what you’re looking for, feel free to send […]
Why are my trees yellow?
I was puzzled, this year, by the appearance of yellow foliage on some of my young pines. Yellow foliage is common on weak trees and often results from bad soil, under-feeding or various kinds of infestation. All of my pines are in the same soil, get the same sunlight and fertilizer and show no signs of infestation. […]
Exposed root pines in progress
Last year I made reference to a process for developing exposed root pines (see “Repotting 1 year old black pine seedlings“). I started two last year, one black, one red. Here’s the black pine at 1 year. 1-year-old black pine The tree has done well – here it is a year and a half later. […]