For questions about trees: selection, planting, care, diagnosis, pruning, etc.

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3
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1answer
56 views

What are the limits to growing plants hydroponically?

I'm working with a group of artists, educators and engineers to develop new methods for STEM teaching in classrooms and museums. Right now, we are trying to design a room-sized model of the carbon ...
5
votes
1answer
243 views

What kind of flowering tree is this?

These flowering trees are found in Shenandoah Valley, Virginia. Can anyone identify what they are?
2
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1answer
102 views

Can these two trees be identified by photo.

I would like know what these tree are. They are located in San Diego county California. The trees may not be native. Thanks, Jon.
2
votes
1answer
46 views

Growing trees on a hill

Me and couple of my mates are trying to plant few trees on a hill slope before the wet season (monsoon) sets in India (early June). The hill has been devoid of trees due to excessive felling in last ...
3
votes
2answers
54 views

List of Native trees [closed]

I reside in Pune (India). I am trying to get a list of native trees which can be planted on a hill near our house. I tried to google the list but couldnt find one. Can somebody please help with it? ...
0
votes
1answer
138 views

What do healthy red maple saplings look like?

Last year I had to cut down a red maple tree. I was able to save three of its offspring. One is ~2' tall and I moved it from where it volunteered behind a bush to the middle of the yard. Another is ...
2
votes
1answer
69 views

What is the name of this flowering tree?

I need help to identify the following tree. It is commonly seen in Hong Kong. However,I can't find it when searching for it under the common trees in Hong Kong. What is the name of the tree?
2
votes
1answer
102 views

Pine tree spitting something when I get close

I was walking in the woods behind my house yesterday. It had rained in the morning but was pretty dry when I went out. I put my hand up to a large pine tree (without touching it) and to my surprise, ...
4
votes
3answers
237 views

Please help identify weird tree?

I've tried all the tree identifiers I could find and can't figure out what this tree is. Key terms: medium tree, perhaps 15 ft tall? deciduous (sheds leaves in winter) opposite leaves compound ...
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vote
1answer
60 views

How deep are the roots of a Dwarf Southern Magnolia tree?

How deep do the roots of this tree go? I understand they are quite shallow. Is this correct?
2
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1answer
62 views

Can woodpeckers damage a pecan tree enough that it won't produce?

A couple of Red-bellied woodpeckers have been paying regular visitors to my pecan tree this winter. Is this an indication of possible insect infestation on the tree? Is it possible they could damage ...
4
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3answers
641 views

Root system of an evergreen tree

We have evergreen trees that are approx. 55 feet tall. I am not sure the name of this type of evergreen, but is has short needles and the branches fall like a canopy and produce very small pinecones. ...
2
votes
1answer
122 views

Will removing the above-ground roots of an oak tree compromise its safety?

I have a large oak tree with above ground roots that grow towards my house and the other way. Will removing the roots endanger the safety of the tree in case of heavy storms. Part of the tree ...
2
votes
1answer
112 views

What is this tree with pointed bumps on its bark?

This tree was found on a nature path in the Fort Myers area in Florida. The leaves are compound, most are 5 compound but some are 7. They are similar to a buckeye tree. This is a picture of the ...
2
votes
2answers
116 views

Why are there three guava trees grown within inches of each other?

I bought a house where the previous owner had planted 3 trees within inches of each other. They are all 5 feet tall now. As this is the first time I've ever seen multiple trunks crowded together, I ...
2
votes
2answers
156 views

How far do you dig from a maple tree so as not to cause damage to the tree?

A family member wants to put up a fence behind her condominium and the plans state that the fence will be 3 foot away from a small maple tree in the back yard. The association members say that this is ...
4
votes
1answer
177 views

Remove beautiful Weeping Willow or grind the roots?

We have a beautiful weeping willow that is wreaking havoc everywhere. It grew incredibly fast and its roots are traveling into neighbors yards, which makes them very unhappy. We lose a lot of limbs ...
2
votes
3answers
150 views

Would placing a small shed inside the drip line of a cedar hurt it?

We have a small grove of Cedars (quite large...perhaps 80' tall) that has perfect space underneath them for a small shed. We're looking at putting a small one (less than 10x10') underneath them. ...
3
votes
1answer
450 views

Why is my bonsai losing brown/yellow leaves and developing white dots

I was recently given this beautiful bonsai and I water until the soil is moist nearly every day. But recently it has started dropping leaves and these little white dots are appearing. Why is this ...
4
votes
1answer
250 views

Cedar Hedge drying from the inside

We planted a cedar hedge this spring (4 months or so ago). The trees were fine this summer, some of them had one or two dried branches; nothing out of ordinary. At the end of the summer, some trees ...
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0answers
92 views

What is the name of this big tree? [closed]

This tree is very tall and huge, and has many branches. I want to know the name of it, and I need to know the basic features of it.
4
votes
1answer
266 views

Should a citrus tree growing very close to the house be killed?

The previous owner of my house grew a citrus tree less than 1 foot away from the house. I don't know the exact species of this tree, but it produces orange-colored tangerine-sized fruits that are ...
3
votes
2answers
931 views

Tree growing back after being cut down

We just moved into a new house. There was a sickly looking tree in the backyard. I cut it down but now there are little branches coming out of the ground in the area the tree use to be. I think it is ...
4
votes
1answer
126 views

Which end is up when planting a mango seed?

I have a seed that has already germinated. I've had it in water for a day and it has already grown some in the water. One end has a slight purple color to it, the other one is long and white. Which ...
1
vote
1answer
424 views

Does soap mixed with water kill plants?? [duplicate]

I'm doing a science fair project for 8th grade and I'm trying to decide my hypothesis but I'm oblivious .
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0answers
76 views

How to halt the growth but leave the tree? [closed]

I have a twisted /contorted / japanese/ willow tree (it is I'd say about 20ft high at the moment )next to my small garden pond. My son planted it (from a cutting) over the resting place of a deceased ...
4
votes
1answer
56 views

Propagate an apple tree

What is the best way to propagate an apple tree? I'm thinking the best way might be to cut off a small twig and splice into another tree, but what kind of tree would be good for this?
0
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1answer
40 views

Book to understand how plants work [closed]

I'm looking for a book that helps me understand the basics of botanic and horticulture. I'm mostly interested in trees but if treats other kinds of plants that's great too. What I'm looking for is ...
3
votes
1answer
184 views

Help identifying a tree in Southwest Florida

Chances are this will be a duplicate, and I can't post photos yet, so apologies in advance... We have a small tree in our new backyard in SW FL. It's partially hidden behind a sea grape plant that ...
4
votes
1answer
242 views

Need some help identifying a plum tree

Location: Maine Fruit: very small - blue/purple, small, oblong Blooms: small, white Leaves: small Tree: more bush like - no single trunk, 4-5 main branches split off at base at ground 10' ...
2
votes
1answer
87 views

What are some reasons that our apple tree has no apples?

Our new house has 2 apple trees that have obviously seen better days. They appear to never have been properly pruned and are now scraggly and about 30' tall. In addition, one of the two trees didn't ...
4
votes
2answers
95 views

Is there a tree database or tree suggestion engine out there?

I have a dead tree on my HOA grounds that needs to be replaced. I love trees but I'm far from an expert. It would be awesome if there was a database I could search against, where I could specify ...
8
votes
3answers
182 views

City wants to remove our White Pines - how should we respond?

We planted White Pine trees 4 years ago they now stand 3 foot high. The city would like us to remove them because they are 6 foot from the street and sewer lines. We feel these trees will never ...
3
votes
1answer
251 views

How to recover a weeping silver birch that's growing straight

I just moved into a new house, and in the garden there's wonderful silver birch tree, about 25 feet tall (I'm guessing there). It appears that it is/was a weeping variety, but it seems to have grown ...
4
votes
1answer
127 views

What are these red “quills” on my willow tree?

I just noticed several clusters of red "quills" which sort of look like small buds on the main trunk and the two largest lower branches on my weeping willow tree. The little growths are red and ...
1
vote
1answer
39 views

Burnt Almond tree?

My husband and father in law planted an almond tree 2 years ago, it is about 9 ft tall and was growing really well and healthy. Although lately it had been covered in beetles and the leaves were ...
3
votes
1answer
72 views

Did this saucer magnolia likely suffer a mortal wound?

This morning my wife told me that the landscapers for my townhouse complex hit a saucer magnolia tree on our property with their truck while doing their work. My wife said that the tree was knocked ...
3
votes
1answer
25 views

What's the most hardy red fleshed apple for the Pacific Northwest?

I had two wonderful red fleshed apples in Birch Bay, Washington. We've moved to St. Helens, Oregon and I can't find any here. I'd love to replace them. Does anyone know where I might find these and ...
3
votes
1answer
73 views

How fast does a Thuja hedge grow after being burnt?

A fire destroyed about 40cm of the upper part of my Thuja hedge. I have 2 questions: Should I cut off the burnt branches to help regrowth or can I leave it as it is? How long will it take to grow ...
1
vote
1answer
31 views

Japanese Maple soil level increase [duplicate]

I would like to raise the soil level around my 8 month old Japanese maple. I need to raise it by about 4 inches. will this cause the tree any shock or worse, death?
3
votes
1answer
60 views

What determines the year-to-year growth in girth of any particular tree?

I'm growing some apple trees from seed and started this year. I'm worried that the width of their stems (or trunks, but they're too small to really call them "trunks") is too small in proportion to ...
1
vote
1answer
108 views

Royal Frost Birch Leaves

I planted a new clump about two weeks ago. The leaves were green and the new growth is coming out crimson and staying that color, but the existing green leaves are still staying green. I can see the ...
1
vote
1answer
161 views

Why have some of the leaves on my cherry tree sapling suddenly gone very pale?

Several months ago, I planted three cherry trees, one in the front garden, one in the back and one in a container in the house. The one in the front has really struggled, whereas, predictably, the one ...
2
votes
1answer
438 views

What's causing the bark on my maple sapling to split?

I planted a Maple sapling in my front yard in November 2011, and it hasn't shown very much growth since. It gets leaves during the spring, but they seem to fall off earlier than all the other trees in ...
3
votes
1answer
131 views

What options except cutting the tree down do I have if a fir tree is growing too high?

There's a fir tree that is now about seven meter tall and continues to grow and will reach something like 20 meters height. The tree is too close to buildings and too close to plants and so the shadow ...
3
votes
2answers
190 views

Will a branch on a small tree always be at that same height?

We have a lot of trees on the farm (Apple, maple, pear, walnut, oak...) and I've been reading about pruning lately. One of the things I stumbled upon is that when a tree is say five feet tall and has ...
6
votes
2answers
167 views

How to get rid of Smilax aspera

I need to clean and restore an old olive plantation which was not cultivated for around 20 years and is now covered with weeds, bushes and spruce tree. I'm new to olive trees but have clean almost ...
5
votes
1answer
191 views

How do I water my full grown cherry tree?

I bought a house three years ago, the cherry trees appeared to be fruitless. This year they flowered and now have cherries all over them. They are very large adult trees. Do I water them? How ...
3
votes
1answer
102 views

Relocating an apple tree - when should this be done?

A long time ago (about ten years), I put some apple seeds in the ground, and now I have an apple tree. The only problem is that it is too close to the neighbour's house, and might do some damage to it ...
2
votes
1answer
512 views

White fungus growing on tree branches

This tree has had a tough time recently. It was heavily pruned by a former resident, and until recently was buried in the middle of a dense bamboo grove. The bamboo visible to the right is 30+ feet ...