Questions tagged [oak]
Tree or shrub, genus Quercus noted for lobed leaves and 'acorn' seeds.
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Can oak leaves be used for winter compost without shredding? [duplicate]
I planted six 8ft cherry laurels in the spring. Do I need to mulch them for the winter and can I use unshredded oak leaves? Any suggestions welcome!
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Growing temperate plants indoors
I have grown several (small) trees, native to western Europe, from seed. (Oak, Pine, Chestnut, Walnut, Plum, Maple, Beech, etc). I have had the fortune of having some space in the garden where I could ...
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Oak Tree Disease
Several live oak trees in my neighborhood over the past years have become covered in these protruding black spots on the bark. When the trees have it for a long time, they look like the tree I posted ...
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Live oak brown spots on leaves in south Florida
I am hoping someone might be able to identify the disease shown on these live oak tree leaves. Hoping it’s not oak wilt. If there’s a recommendation on treatment that would be great. Thanks!
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Cathedral Live Oak health concerns
I am considering purchasing a field grown Cathedral Live Oak, I think the tree is gorgeous and has a lot of potential but I have three concerns. I will list each concern below with supporting images ...
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Oak leaves turn white
My oak sapling was doing well all summer, until a few weeks ago. It has these leaves that turn white. I removed one branch with white leaves already but it still seems to 'spread'. Anyone know what it ...
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What is going on with this oak tree
I have a rather large oak tree and many of its leaves are turning partially brown (it's mid-to-late July). The tree is in Northeastern Mississippi. A few of the leaves are falling off. I have other ...
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Oak sapling in pot is not branching
I moved a small oak sapling to an indoor pot last year and intend to keep it as a bonsai project, the tree seems generally healthy and had one growth this season allready (it didnt lose all its leaves ...
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Why does my oak tree have clumps of leaves in the winter?
It is December in Mississippi. Why do my oak trees have clumps of leaves?
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How to care for transplanted oaks?
I've recently dug up some small oaks from a friend's woods (they were on the outer edge in mostly shade). I'm confident I did some unintentional root damage while digging them up (at least the largest ...
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Is it normal for an oak tree to slough off its thick bark without it growing back?
I have several oak trees in my forested back yard that are in various stages of loosing a thick outer layer of bark, revealing thinner whitish bark underneath. Once this bark is lost, it doesn't ...
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The leaves on my huge oak tree are being eaten by caterpillars
If all the leaves on my ancient huge oak tree are eaten by caterpillars, will the tree still survive? What can I do to save it?
At this point in time I feel absolutely helpless. Please, if anybody ...
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Training a spindly oak tree
I have an oak sapling, self seeded (or by a squirrel) about 7 years ago. It is now over 2.5 meters (8 feet). It had a pair of leaders at about 1 meter, one of which was removed last year.
In addition ...
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What kind of oak-like tree is this in New York?
There's only one tree of this kind around, and it's growing in a marshy field area. Does anybody know what it is? It looks oak-like but the leaves don't match up exactly with any oak variety I know of....
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Need to relocate an Oak Sapling growing near roots of larger tree
There is an oak sapling growing about 4ft from the foundations of mine and my neighbour's house so I feel we need to relocate it.
The problem is that is seems to be growing right at the base of a ...
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Can you "seal" a cut off section of a tree to protect it from rot?
I have an oak tree that had a "Y" starting about 12 feet off the ground that I had one of them removed since it was reaching way over a neighbors property. (It was literally half the tree). Fast-...
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Is this oak sapling healthy?
Simple question, really. I am trying to bring on this oak sapling, which self-seeded a year or two ago.
This year, the new leaves have just opened up, but they are looking brown on the edges. Is this ...
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Can I compost around a mature live oak tree?
I have a mature live oak tree in Florida that is much taller than my two story house. I have a small yard and would like to compost around it if possible. I've read here on stackechange that this can ...
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Can I grow an Oak Live Tree in a large container to keep it around 20 ft high?
I’m new here. My partner and I are getting married and we are relandscaping our garden as our wedding gift. He loves Coast Live Oaks (Quercus agrifolia) and it’ll mean a lot to us if we can plant one ...
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Can anyone ID this oak that has flaky bark?
This is on Long Island, NY near the water. No acorns are available.
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Viability of tree seedlings with double tip
This is a somewhat hypothetical question, but:
This little Quercus robur seedling was pulled out during a weeding session. Apparently it’s at least two years old and the original tip was cut off at ...
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Need to relocate oak seedlings in Iowa
For father's day, my two sons gave me sprouted oak seedlings. One seedling is 7 inches tall with four leaves, the other is 5 inches tall with four leaves. The containers are small pots, about six ...
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Is my red oak tree dead? Only suckers growing:(
I need help! I got this tree approximately two years ago May 2017 to be exact and it was fluffy lots of leaves!! However, this year it did not grow any new leaves only suckers, can anyone please give ...
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My Cat ate the top and many of the leaves of my Oak Sapling; advise on how to stimulate growth
I have been growing some indoor plants as a project with my son, including a small oak sapling that grew in a planter we had outside during the summer. One of our cats, for reasons unknown, ate the ...
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How do I harvest acorns from a Palestinian Oak (Quercus calliprinos) for planting?
I've got one of these growing by my house, and it's full of acorns. Some have fallen, but most are on the tree and are green (starting to turn brown at the end.)
I want to grow a bunch of them for a ...
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Is this oak powdery mildew? How can I manage it?
I have just bought a new property that has a range of oak trees. Unfortunately, I noticed that some of the young trees in one area have a white discolouration of the leaves.
After some searching ...
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Is this oak sick?
I have an oak that presents many ants on its bark, and I feel that its bark looks sick (even though I'm not an expert, so it's just a feeling). Furthermore, there is a big fungus at the trunk's base. ...
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Identify brown fungus growing on dead branches of an Escarpment Live Oak
I had a dead branch fall from one of my Escarpment Live Oaks in a storm yesterday. It has these brown mushroom-like growths on it. There are 4 or 5 growths like the one pictured on the 10-foot ...
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Oak Tree Seeding
A year and a half ago, during the last stages of autum, my five year old niece and I were going for a walk in our neighborhood. She began collecting acorns that had fallen on the ground and asked ...
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Japanese Maple Seedlings Dying For No Apparent Reason
I'm trying to grow Japanese Maples from Seeds. I had over 100 germinate this year and now I think they're all dead. One the seedling reaches an inch plus, it puts out true Japanese maple leaves. After ...
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What is this fungus/mushroom on my oak tree?
I've got an oak tree. Within the last 2-3 weeks I've observed two growths on the base of the tree that started from nothing to what you see below. They're a fungus or mushroom of some sort. They're ...
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Did we somehow accidentally plant an oak tree on our balcony?
My wife had a poinsettia on our balcony that died in a surprise frost while we were away. The empty pot stayed on our balcony for a while, and new sprouts gave her hope that it had managed to survive ...
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What's wrong with my Scarlet Oak tree?
My poor Scarlet Oak (Quercus coccinea) tree started getting brown/yellow leaves with holes in them. Any ideas as to what the problem is?
It's been really dry and the tree is less than one year old in ...
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Powdery mildew on oak (Erysiphe alphitoides?)
I have an oak (Quercus robur) sapling I've grown from seed in a pot (it is 2 years old) and its leaves are exhibiting a powdery white mildew.
After some searching online I think it's a case of ...
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Are Oak leaves good for making mulch?
I live in southern Arizona and we have four varieties of Oaks here that lose their leaves in the springtime as opposed to the fall. I know one species is called Emory and another the Arizona White. ...
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How can I tell the difference between male and female trees?
How do you know what a male tree looks like from the female? Is it because of the leaves that fall or the ones that have more pollen?
Please help me to understand if there is such a thing.
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Growing bur oak from stored seeds - how to start?
I was given a bag of bur oak seeds that were collected from my region (northeast USA, zone 5) last May (it's been a while). I found them stashed in a wooden drawer in a cool room, in their original ...
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What tree will grow acorns quickly?
I want an acorn tree I do not have to wait till I'm dead to see it produce acorns. I have been disgusted talking with nurseries all day long. I am 56 and I want to have an acorn tree. Below are some I ...
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What is this white fungus on my oak tree?
This white material is on my oak tree, and it's appeared within the last month. What is it, how can I treat it, and is it contagious (it's begun to fall from the tall oak tree onto surrounding plants)?...
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What kind of oak are these acorns from?
Can anyone identify the oak species these acorns come from?
Here are some pics of the leaves and bark
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Is it possible to get this pin oak to grow straight?
Received a pin oak from my uncle a little less than two years ago as a transplant. It's about 9ft tall today. The tree had a noticeable bend to it when when it was transplanted. I tried staking it, ...
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When to collect acorns for planting?
I would like to try growing some oak trees from acorns. When should I collect acorns for this?
Should I pick them as soon as they appear on the tree? Or leave them a while to 'ripen', or change ...
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How can I transplant this large oak tree?
A few streets away, the homeowner said that if I can dig up and move the oak tree pictured below then it is mine. I would love to have this tree in my yard. I'm not sure if you can tell from the ...
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How can I grow an in-ground 'bonsai' oak tree?
My question is a bit different because I'm leaving the oak tree in the ground where it started growing about 5 or so years ago. I've been trying to keep it cut back each year to try to make it into ...
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Self seeded oak sprouts, want to safely relocate to see if they will take
I have several self seeded oak sprouts under our pine trees. I know they can't stay there at the roots of the large pines. But want to see if the tree sprouts will grow we have 2 1/2 acres & would ...
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What is causing the open hole and damage to this oak tree?
There is a water oak tree in my yard, which is a member of the red oak family. There seems to be some sort of insect burrowing holes into the tree at the darkest spot. Tannins are being washed down ...
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What should I do after oak tree removal, before paving?
I recently had a huge oak tree removed. It was ground to a stump. I'm going to pave that area soon. Do I need to do anything to the area before paving? Someone told me to put salt in the soil.
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Suckers on dormant tree
My oak appears to be dormant. I am in Cape Town, its winter and around 6- 14°C overnight.
My oak tree sprouted 8 suckers and they are growing strong. Why would the tree not sprout from the trunk or ...
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Oak Leaf Blister (Taphrina caerulescens)
I'm pretty certain my oak has Taphrina caerulescens symptoms. There is yellow bulbs on it since the beginning of the summer. Can it endanger the tree health? How can it be cured?
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How should I save an oak tree wounded by ground root removal?
I had somebody remove some oak tree roots from the ground one month ago. Now a couple of branches look dried. Others have no new leaves growing and the old leaves are dropping. This is in Houston, ...
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