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

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3
votes
1answer
700 views

What is this South Florida tree?

This tree is on the side of my South Florida house. The trunk is really thin. The diameter can't be more than three inches. I haven't measured the tree, but it's gotta be about 10-12 feet tall and ...
6
votes
1answer
878 views

Pruning a mimosa

I have a mimosa and I have to prune it. I'd like to be less invasive and do this "operation" in the best way. Which is the best weather to prune mimosa? Which is the best time to do it?
2
votes
2answers
4k views

Why is my pine tree turning brown?

I have 4 pine trees (not sure the type but they look like Christmas trees) in my back yard. They were planted at the end of May by the people that we bought the house from. One of them has turned ...
4
votes
4answers
3k views

Is my tree too close to my house?

I have an ornamental cherry tree approximately 30 ft tall, which is now close enough to my house that I could touch it from my window. I would like to keep it , but am concerned it will damage my ...
4
votes
1answer
1k views

Help identifying South Florida tree with large pink flowers that appear annually for a short time in the fall

Any ideas of what it could be? Edit: Added a picture without its flowers. The new image gives some reference for how tall it is and how much space its canopy covers.
5
votes
3answers
194 views

Can you help identify this fragrant tree?

Do you know your tropical trees? Can you identify this one? This picture of the tree's leaves and blossoms was taken in Thailand. The fragrance of these blossoms is very startling and unique. Thank ...
4
votes
3answers
9k views

My tree is a wasp magnet, what can I do to get rid of them?

There is a small tree (about 2 meters tall, maybe a bit more) at the front of my house that has become a wasp magnet in the last few weeks. I have seen at least 2 kinds of wasps hanging in there, and ...
5
votes
4answers
298 views

Second opinion: Arborist says tree needs to go

I just had an arborist look at a red maple with a long bark split in my yard. His diagnosis was that it was struck by lightning (there was a close lightning strike a few months ago) and the tree needs ...
2
votes
2answers
95 views

Watering a new tree in the middle of new sod

The landscapers planted a new tree (1 1/2 diameter) in the middle of the sod they also installed. They have the yard set to be watered 3x daily for half an hour at a time (the sprinkler heads are the ...
3
votes
2answers
382 views

Which species is this Eucalyptus?

I noticed this spectacularly blue Eucalyptus tree growing in Seattle (USDA zone 8). It is partially shaded by a large Douglas fir and a building. Does anyone know Eucalyptus well enough to identify ...
2
votes
1answer
601 views

My 14' weeping willow tree's pruned main branch is growing off center

I pruned the main branch of my (7') weeping willow tree last year too low (I'm guessing) and now the main branch is about 3-5" off center. The tree is now about 12-14' high. Is this a problem? If ...
4
votes
1answer
550 views

Is my tree bleeding to death?

Our builder planted this tree, and I have no idea what kind it is. The bark seems to split and a lot of sap runs out of the tree. Since I don't know what kind of tree this is, I haven't been able to ...
4
votes
2answers
966 views

When removing a tree branch, should I paint the exposed part of the tree?

I am working on cleaning up my yard, and that means removing some lower branches. I've heard removing at the node is important, so I am doing that. I've seen other trees that have been painted at ...
3
votes
1answer
883 views

How long can I keep a Mulberry tree in a large pot without stunting it?

I have a mulberry tree growing in a large pot, about 30-40 litres (about 40-50cm diameter, same depth). How long will it be fine in that size pot, or is it good forever and will just be stunted?
3
votes
4answers
185 views

During a heat wave, is it good to use an atomizer during daylight to spread water on the leaves of my Acer Palmatum?

I couldn't resist, I offered myself an Acer Palmatum one week ago. And now we face one of the hottest heat wave nowadays in Europe. I noticed some leaves are already dry, some of them are burnt. I ...
3
votes
2answers
374 views

Ginkgo Biloba growth rate

For years I dream to plant a Ginkgo Biloba. And the other day I found two ones in a shop. The first one was really cheap, but really little with its head having been cut off... it was something like ...
4
votes
1answer
128 views

Landscaping to Reduce Visual Size of Home

We are building 2-story home (~2300 sqft) in a neighborhood of mostly 1-story homes, and typically less square feet, and no large attached garage. Needless to say, with the extra square feet, and ...
2
votes
1answer
100 views

Willowbranch in small pond: it grows, but what now?

I have a (very) small pond (well, it's a .5x.5 bin with foil) with some still standing water inside. It's mainly inhabited by frogs, insects and visited by the local cats and contains a lot of ...
1
vote
2answers
448 views

How to keep a tree and the grass around it well watered?

I am having a problem with keep the grass around my trees green. Half a dozen trees died in the area last year, so I am trying to make sure that doesn't happen to more. I suspect I am not getting ...
5
votes
1answer
693 views

I want to grow bonsai from seeds. What are some of the easiest tree species to start with?

I started enjoying Bonsai a few years ago. I enjoy the experience but I also like the challenge. It is my understanding that growing bonsai from seeds can be difficult but fun for those who enjoy ...
3
votes
1answer
336 views

oak tree white fuzz

Any idea what this is on my oak tree?? We are in the middle of a drought in central illinois and I've been seeing this on the back of my leaves.
6
votes
2answers
107 views

What is the best time of year to plant trees?

Is there a certain time of year that is best for planting new trees to give them the best chance of survival?
5
votes
1answer
1k views

Can I graft a Navel or Valencia orange tree onto an established citrus tree?

I have a mystery citrus tree that bears sour and almost inedible small oranges. This tree is about 10 years old. I'd like to cut-off its branches and graft on branches from a Navel or Valencia orange ...
3
votes
2answers
469 views

Does an Eastern Redbud tolerate partial shade?

I'm thinking of replacing an ugly evergreen shrub in my front yard with a flowering tree of some kind. The location on which I'll be placing the tree is overshaded by some very large old oaks, so I'm ...
5
votes
2answers
382 views

My tree has root damage: how can I save it?

I cut a few of the roots around my tree. My tree is now in shock: the leaves are curling and it's losing some of them. The tree itself is drooping. Is there anything I can do for my tree?
3
votes
1answer
792 views

Can I grow chestnuts or hazelnuts indoors? If yes, how?

Can I grow chestnuts or hazelnuts indoors? If yes, how? If not, how can I grow them outdoors?
4
votes
2answers
177 views

Can I cover the roots of my cherry tree? [duplicate]

Possible Duplicate: Raised bed around tree. Do I need to protect the trunk? I want to put a circular bench around my cherry tree but need to make the ground level. It's not level due to ...
5
votes
1answer
229 views

Trimming back a Meyer Lemon tree

I have a Meyer Lemon tree that I brought inside for the winter and am now ready to bring outside. The problem is that there's no good place inside where it would get 100% sunlight, instead only part ...
5
votes
2answers
2k views

How to care for a large redwood?

I just bought a home in the CA bay area. My front yard is dominated by a large redwood tree that seems in good health. I really love the way it looks. By large I mean 5-6 stories in height, planted ...
5
votes
2answers
5k views

Are my autumn blaze maple trees dying?

We live in Oklahoma and planted some autumn blaze maple trees last fall. They seemed to come out of dormancy fine and the leaves were nice and green. We planted them in an area that stays pretty ...
5
votes
1answer
145 views

How to recover a stressed hemlock?

I have a well-established hemlock tree in my yard that has started producing large quantities of cones. This is apparently a result of it being "stressed" (according to a nursery worker and a ...
12
votes
3answers
15k views

Can I grow a pistachio tree from seed?

I live in Las Vegas, Nevada. So I know I have the right soil and conditions to grow pistachio trees. But can I just plant a pistachio seed and grow a tree or do I have to go buy the tree?
4
votes
1answer
171 views

What kind of broad-leaved tree is this?

This tree seems like a good addition to a garden/landscaping project, but I've never seen it before. Leaves are turned down. I don't know if that's an aberration for this particular plant or ...
3
votes
2answers
1k views

Tree roots are removing the tiles of my flooring. What to do?

I have a mango tree in my backyard. Recently we are seeing that our flooring tiles in room towards my backyard has started protruding because of the roots underneath. I dont want to cut the tree. Is ...
7
votes
2answers
287 views

Tilling soil around a tree for a raised bed. How much is safe for tree?

The trees are Northern Arizona cedar trees about 1'-3' in diameter at trunk base, have a canopy of 15'-25' in diameter and I wanted to to put in trunk-surrounding raised beds that are 5' in diameter, ...
7
votes
1answer
1k views

Raised bed around tree. Do I need to protect the trunk?

I wanted to put in some raised beds that are about 1' deep above ground, and that wrap circularly around a Northern Arizona cedar tree. Do I need to plastic or a rock/cage around the tree trunk to ...
12
votes
5answers
3k views

What is the best shade tree to shade the front of my house?

What type of tree(s) should I plant to provide the best shade on a two-story house? I would like to provide as much shade as possible on the red square below: The part I'm most concerned about is ...
2
votes
1answer
510 views

How should I go about straightening up my baby trees?

We just had a house built, and in the front and back yards are baby trees. The trees are supported by a large, narrow piece of wood fastened to the tree trunk. A few weeks ago we had a terrible ...
2
votes
1answer
316 views

Chinaberry stump

I had a 30 ft chinaberry removed that the previous owner left for me, four months ago. It had multiple split trunks at the bottom that made every arborist that looked at it concerned, and it was ...
8
votes
1answer
486 views

What is this tree with green spherical fruit?

I have searched everywhere and cannot seem to identify the type of tree this is.
5
votes
1answer
538 views

What is this tall tree with needle-like leaves?

Somebody saw this tree in a park (in Galicia, in northwestern Spain) and asked me to try and identify it. Here are 3 photos of the tree (click on each to enlarge):
3
votes
1answer
611 views

What is this tree with oval leaves and yellow flower?

I'd like now what this tree is in order to find out how to prune and whether or not the shadow of a rubinia close by is a problem as I have the impression the tree is weak (at least it was the case ...
1
vote
1answer
210 views

How can I make my seedling jacaranda recover

I've grown a jacaranda tree from seed a few months ago. It was developing ok until a few days ago when I found it in a really bad condition. I guess it was the cold weather (I'm in South America and ...
4
votes
1answer
184 views

What is this leaf miner / tenter in my small bush/tree?

I have a small bush/tree. I don't know exactly what it is. What I see is the new growths folded over onto each other, and connected together. When I pull them apart, I can find tiny white worms with ...
3
votes
1answer
228 views

What is this small tree?

What it this small tree? It is growing in the woods so I can't get a wide shot. It grows about 15' tall and wide, with wide, arching branches. The leaves all have round shiny indented bumps scattered ...
3
votes
1answer
48 views

Could I have prevented an Emerald Ash Borer infestation?

Our city sent us a letter informing us that the ash tree in our parkway was infested with the Emerald Ash Borer insect. The city removed the tree a few weeks ago. Is there anything I could have done ...
5
votes
3answers
209 views

What are the green shoots coming out from under my tree?

I just moved into my first house, :) and I have two big bushy trees in the front yard. (I'm unsure of the identification for them. Anyone know?) At one time it looks like they were lanscaped, but ...
4
votes
1answer
111 views

Perpetually unhealthy tree. Suggestions? [Pics]

I'd like some help figuring out what the cause of my unhealthy tree is in addition to suggestions on how to fix it. The tree is at least 3 years old; I've lived in the house 2 years and each year it ...
10
votes
2answers
542 views

Does urinating at the base of a tree help it grow?

I've been reading about tree fertilizers and urea constantly comes up as a good source of nitrogen for trees. Let's say your dogs always pick the same tree to urinate on every day. Would that tree be ...
4
votes
2answers
394 views

What's the difference between a redwood and a sequoia?

I was under the impression they were the same thing, but I have a friend who insists they're two different trees. What's the difference, and what's the relationship between the two?