Yellow Disease in Redwood Trees. We keep it on a slow watered system and it's been health. Poor guys Relevance. These trees normally shed their needles in the fall, and are bare in the winter. B. bsman36 ArboristSite Lurker. Why are the needles on your white pine trees turning brown what to do for them? The smaller one (planted less than 2 years ago) is doing great. Dawn redwood needles turning brown in summer. try watering once a day it depends on how big the tree is and also plant sticks for feed the tree. Temperature. Please I'm really surprised there still alive. Try bending a tree branch. Favorite Answer. One day we walked out and the tree was turning a brown color from the top down and it happen fast. Cant take water up. I tryed some Bear tree treatment with no success.? Root-bound ! Are they ? They should never turn brown. A gargantuan tree, with some varieties capable of growing over 300 feet, the redwood's size is almost matched by its resistance to disease. What could cause such a fast death? Answer Save. Looks like there in pots. One day it was green the next sick, brown and wilting. Some of the reasons why the redwood tree is dying include wrong amount of moisture, temperature fluctuations and disease. The redwood's native … Live tree twigs are nimble, so … it usually takes 2 spike for each tree depending on the size of tree. Is my newly planted tree dying? I do know the cold spell we had last winter damaged or killed a number of redwoods, so your tree may be feeling/showing the stress of a dry spring, hot summer and the previous cold spell. Soak them in a tub of water, cut off dead stuff, and plant them in ground. My poor redwood tree, this happen in less than a month. Big no no. Could it come back to health if we wait for a while? Jul 28, 2018. Q: We have two dawn redwoods planted about 10 feet apart. 3 Answers. Where do you live, makes a diference. Thread starter bsman36; Start date Jul 28, 2018; bsman36. my redwood trees are turning brown from the top down. The larger tree (planted 3 years ago) is brown and dropping needles. That’s why you see those wilted, yellow or brown leaves. Joined Jul 20, 2018 Messages 10 Age 61 Location Apollo Pa. Jul 28, 2018 #1 I have several small Dawn redwood trees in my yard. Sharon K. 1 decade ago. I have several redwoods around my house and they have this "look" I can't see the top, so am not sure what to say about that. You can often revive a shocked tree, but you’ll first need to make sure it’s alive and well. We don't know what to do to help it. If the tree’s dead, it will easily snap. On both of my trees, they are …