If you're lucky enough to have one in your yard, maintaining its appearance is probably a priority. When first infected, the coast redwood's foliage may wilt, yellow and dry out but remain on the tree. I see that this question was asked in September and hopefully it did not die. we bought a house two years ago and we have lots of trees (pine, oak,sequoia and cedar) my last year i notice that the sequoia tree is turning brown. I water on a regular basis im not sure if it just needs more water or if it is diseased. Eventually, the entire tree will turn brown and is unlikely to recover. Redwoods (Sequoia sempervirens), hardy in U.S. Department of Agriculture plant hardiness zones 7 through 9, are some of the most striking trees that you can find in a landscape. In a lifetime, these trees, with proper care, can grow to enormous size. Losing the lower limbs is not a concern. If the lower branches underneath a green tipped branch are turning brown, it is a common end of summer aborting some needles. The giant sequoia can be grown in all climate zones. The Sequoia sempervirens, or coast redwood, can compete in height, in a race to the sky, but not in girth. As you can see, on the left, there is new healthy growth. As long as you do not prune or "top" it, it should have a long and healthy life. The browning of giant sequoias, Sequoiadendron giganteum, around the area has people worried, wondering if their trees are dying. read more . If conditions are right, these trees grow faster every year. That's because they can grow to heights of over 300 feet and usually feature massive trunks. help i think my sequoia tree is dying? It is not uncommon in dry winters for these beautiful trees to turn reddish-brown in the winter. If you "top" it, it will become unstable and dangerous. 0 0. I have always thought the cause was lack of winter moisture and too much winter wind and sun. Hi people - I am FREAKING out over my baby. The leaf damage is because of the slow death of the redwood's roots, which limit its ability to absorb adequate amounts of water. :) It's a giant sequoia i've been raising for 9 years now, and for some reason, suddenly the primary new growth seen on the right on this photo is turning brown. In the third year of growth we get as much as six feet of growth in the containers. These trees have a root mass which spreads out laterally, and if you have it contained in the same pot as a year ago, it's possible it's either unable to produce enough root to support healthy growth, or is completely pot bound. Source: quora.com. i can't afford to have a tree specialist come out so i was hoping that someone might have a suggestion. First of all, it depends what part of the giant sequoia tree is turning brown.