Arborvitae
Q.

My Toyas are turning yellow this year. is there any way to fix it?

Zone Hasroun,elevation 1500 meters | Azzam added on September 14, 2019 | Answered

The trees are planted in 40 liters containers 5 years ago. My zone goes from full summer (up to 34c) to harsh winter (-5c).

A.
A.Answers to this queston: Add Answer
BushDoctor
Certified GKH Gardening Expert
Answered on September 16, 2019

This can have a few causes. Colder than usual weather is the most common. Other reasons can include sun burn, lack of nutrients (This is very likely in container) and fungal infections from wet weather.

These articles will help:

https://www.gardeningknowhow.com/ornamental/trees/arborvitae/winter-damage-to-arborvitae.htm

https://www.gardeningknowhow.com/ornamental/trees/arborvitae/fertilizing-arborvitae-trees.htm

https://www.gardeningknowhow.com/ornamental/trees/arborvitae/growing-arborvitae-trees.htm

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