Q.Browning Of Cham. Laws ‘Columnaris’
Dear Garden Advice, I planted some Cham. laws ‘Columnaris’ conifers in Feb/March. However one particular tree is browning rapidly. The change is very apparent from a normal adjacent tree. Id be grateful if you could provide diagnosis and respective solutions. Regards, Yas

Certified GKH Gardening Expert
There is a fungal disease that causes root rot. Make sure the soil is very well drained. Here are other possibilities:
https://www.gardeningknowhow.com/ornamental/shrubs/juniper/juniper-twig-blight-disease.htm
https://landscapeplants.oregonstate.edu/plants/chamaecyparis-lawsoniana
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/what-is-fertilizer-burn.htm