This time of year, Rolling Green Nursery often hears concerns from customers that their newly planted Chamaecyparis (false cypress) trees or shrubs are dying. Evergreen trees turning brown from the bottom up are unsightly. In many cases where these plants are at ones front door the sun will never hit the back side of the plant. The top looks v. healthy but it has been going brown at the bottom. I have a small conifer, approx 5ft tall, about 8-10 yrs old. Pine trees are evergreen, so you don’t expect to see dead, brown needles. Conifer die‐back seems to be running rampant again! They are in a large pot and have been ok for about 2 years. If the base of your hedge, whether it’s evergreen or not, is looking unhealthy or not coming into bud yet, it may have been damaged by salt and/or anti-freeze. Can anyone suggest why my conifer has gone brown, i have 2 trees, this one has developed brown patches, there are some green leaves underneath on some of the branches, but not a happy tree. Start by noting the season and which part of the tree is affected. Also known as Cypress canker, it is caused by a Seiridium fungus (usually S.cardinale), and is often a swift and deadly disease to a range of Conifers, Junipers and Pencil pines. Should I cut the green away and let the sun get to the brown bits - it would spoil the shape of the tree. i can find non evidence of beasts on the branches. https://hortnews.extension.iastate.edu/2006/3-8/browning.html Think back to the early days of your treasured evergreen tree. It you see dead needles on pine trees, take the time to figure out the cause. Salt damage on trees often shows up as leaves turning brown from the lowest branches working upwards. With meticulous care, you watched the tree thrive–sprouting emerald-green needles from the bottom all the way to the tippy-top. B19GRR 1,980 posts I was going to suggest conifer aphid as one possibility It is also possible that you did damage the roots - such damage can take quite a long time to show. Yew (OK not a true conifer) is probably the best at regeneration, Thuja usually OK, Leylandii no chance, and there's dozens of other types of hedging conifer too. The browning I noticed in late July on my Eastern red cedar in the front yard (Juniperus virginiana) is suddenly showing up as gold or rusty-brown or a progression from one to the other on many other conifer species.The Eastern white pines (Pinus strobus), above, with their long needles, are always the most dramatic, turning what looks like mostly gold at first. I live in Aberdeen, east coast. The plant usually starts to yellow and then turn brown on the back side. Is this likely to affect my other tree, or is it just dry? When evergreen trees are stressed, they are not shy about showing symptoms. The interior of the plants can turn orange or brown giving the appearance that the plant is in decline. Two of my potted conifers have turned brown from the middle - the tips of each branch are still lovely and green but if I part the branches, the inside of the tree looks almost dead. Most conifers, plants that have needle like foliage, need plenty of sun to perform well. In order to properly treat your tree, you must first identify what is stressing it. What Causes an Evergreen Tree to Die or Turn Brown. It is planted in the front garden and has been steadily, but slowly growing taller. The same goes for roadside trees, especially if they are young or recently planted. Years later, those older bottom branches become a target for disease and insects. Whole branches are now brown and when I went to cut them off I found that there are a lot more brown parts inside too. 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