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

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2answers
406 views

Is dolgo crabapple a dwarfing rootstock?

Emerald Spire crabapple is produced by grafting onto Dolgo crabapple stock. I know that apples are commonly grafted onto crabapple rootstocks to dwarf them. On a Dolgo root stock the tree nominally ...
4
votes
1answer
175 views

What is this tree with alternate leaves, and large green fruits?

I was told it was an almond tree, but after looking almond trees up, I don't think that's what it is. The green drupes turn yellowish/brownish and partially split open and drop. When I open them, ...
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0answers
63 views

Putting patio pavers around a tree

I have a small space in front of my townhouse that I would like to put a paver patio.. There is a great tree that I would like to keep there. I would like to fill the whole area with pavers, but dont ...
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0answers
209 views

What is this plant called? [closed]

I am doing a project about plants and I am new at this. I found this in a park in Cairo, Egypt. Would be great if someone can identify it.
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2answers
131 views

Help me to identify these two trees in my back yard?

I have two trees in my backyard that I need help identifying. My home is in Port Saint Lucie, which is on the eastern coast of the southern half of Florida. Hardiness zone 10a. My home backs into a ...
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1answer
86 views

Does mold on a seed always mean the death of that seed?

I recently germinated some coffee beans (soaked in water until a root appeared), and planted them in sterilized soil. I only lightly covered them in soil (based on this answer), so the tops of the ...
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4answers
26k views

How do I make Emerald Green Arborvitae grow as fast as biologically possible?

I'm buying a bunch of these babies below to create a privacy screen in my backyard. I'm getting young ones and want them to grow as fast as I can make them grow. Is there anything I can do to make ...
3
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3answers
134 views

What are some hardy trees with medicinal properties?

I am looking to plant a few trees this year, they are not in a high priority location. I am mostly just doing it to keep my hill from eroding. I have heard ( i dont know how well documented this is) ...
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3answers
567 views

How to protect against my neighbour's trees

My neighbor has planted a row of pine trees along our boundary. The trees (perhaps 10 of them) will grow to 14m tall, yet are barely 4m from my house (and 2.5m from his). The ground is heavy with ...
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2answers
184 views

Can a 8ft fig tree be moved?

We have a fig tree whose roots have broken into our concrete cistern. The cistern will be fixed next week. Everyone is telling us that we need to cut down the tree, which we don't like to do at all - ...
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4answers
279 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 ...
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2answers
826 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 ...
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2answers
988 views

Is it okay to grow English ivy on the base of a tree trunk?

In one place in the yard, there is a carpet of ivy under a black walnut. Would it harm the tree in any way to let the ivy up to the base of the branches? I would like to do this so that the whole ...
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2answers
89 views

Weedy uneven lawn with tree stumps: grind, chip, till, roll and reseed?

My sister just bought a place and she's asking for help getting her lawn back in order. I'm not sure the way we've come up with is the best way. Here's my plan of attack. I would appreciate a sanity ...
3
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2answers
70 views

White spruce problem (yellow needles)

I bought this small spruce for Christmas (the label said it will grow up to 1m tall), it's a Picea Glauca 'conica'. I recently replanted it in a bigger container, because it looked quite constrained,...
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2answers
187 views

What should I do with a wind-harmed tree that will not regrow leaves?

This tree was planted in May 2011 in Dallas, Texas. Unfortunately the month or so following were some of the windiest we've had and all of the leaves it had at the time were blown off and the tree ...
3
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2answers
116 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? ...
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2answers
2k 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 ...
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3answers
158 views

What's the tree with many leaves in one branch and grow tall

This tree is all over our backyard and it keeps coming when i cut down, want to know if its a useful one if not, want to cut them down and apply glyphosphate to the left over trunk..
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3answers
321 views

How to stimulate basal growth in a tree?

On my street lots of trees have a big burl at the base. Is there a technique to "encourage" trees to develop it?
3
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2answers
209 views

How should I deal with my willow tree that has been butchered by the council?

This willow tree was pruned, and cut back to stump. I believe that whoever was cutting the tree didn't know what he was doing. Today we returned home and were hugely shocked. The willow tree was ...
3
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3answers
290 views

Can I use 12-6-9 fertilizer sticks for a Ficus Bonsai?

I have a bunch of plant food sticks described as "compound organic and inorganic NPK 12-6-9 fertilizer with micronutrients for ornamental plants". I wonder if this is suitable for a Ficus (Ginseng?) ...
3
votes
1answer
243 views

Is it important to deal with gall wasps on oak trees? If so, what is the best method?

Gall wasps are a common problem here on the east end of Long Island. Oaks are a dominant species around here, and many clients rely on them for shade around their houses and yards. What should be done ...
3
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2answers
744 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 ...
3
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4answers
79 views

Which tree should we remove to allow more light into the yard

When I was a child we had a sun filled yard. We planted a number of trees for fun and over the years the trees have grown and crowded each other out. I'm looking for some advice on which one(s) to ...
3
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1answer
69 views

What type of tree is this?

What type if tree is this growing in Toowoomba, Australia in mid-spring?
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2answers
140 views

What tree do these little white flowers grow on? [closed]

My first guess was apricot, but google showed that that's wrong. Sorry for the somewhat tangential question. Thanks in advance.
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2answers
153 views

Cacao tree: leaves falling off, some discolored

Note that I'm a complete novice when it comes to gardening and I am asking this question on behalf on my girlfriend. This is a cacao tree. Problem 1. Notice the following discoloration of the leaves: ...
3
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1answer
201 views

How close to a mature douglas fir can I place a septic tank and leach field?

I have two mature douglas fir trees (40') on my lot. How close to them can a septic tank or leach field be placed safely to avoid root invasion?
3
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2answers
56 views

Do sumacs transplant well?

We are having difficulty sourcing sumacs (Rhus copallinum) larger than 6-7' locally, so we are considering digging some from an old field. We can find 8-10' plants in the ground fairly readily. Are ...
3
votes
1answer
95 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 ...
3
votes
1answer
3k views

Do fir trees cause foundation problems?

We have a fir tree planted at the front corner of our house. We recently had foundation problems due to that side of the house sinking. We live in north Texas. The company that fixed our foundation ...
3
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2answers
78 views

What leaves should I feed worms?

I know that in real life worms will eat both fresh and dry leaves at night or when it rains. I am not putting earthworms in the soil yet but I will soon. I am trying earthworms and mix of old and ...
3
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1answer
50 views

How to stop trunk from crumbling

I've asked this question already here: http://diy.stackexchange.com/questions/88497/dead-tree-how-to-stop-rotting But realise now it should have been asked here. I have a very large eucalyptus tree....
3
votes
1answer
53 views

Do all Katsura trees (Cercidiphyllum japonicum) have seeds/pods?

I'm trying to figure out if male Katsura trees (Cercidiphyllum japonicum) are "cleaner" in terms of the seeds/pods they shed in the yard versus the females. Do all Katsura trees have seeds/pods? Or ...
3
votes
1answer
155 views

Staking a Weeping Willow

My mother has always wanted a weeping willow and we have a nice spot that won't hold water, but the majority of run-off water from the yard flows past it. So I bought her one and planted it. I babied ...
3
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2answers
71 views

How to prune a Salix Integra recovering from scale infestation

I just wondered if you could point me in the right direction with regard to pruning my Salix Integra. Im just about to treat it for a scale infestation and could do with some tips. Here's a picture
3
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2answers
153 views

Can I use Castor Tree (Ricinus Communis) wood as firewood?

The castor tree grows quickly here, and within 4 or 5 generations of growth, the branches have lost their pith cavity and become solid. The trunks within a year can be 8 -10 inches in diameter at the ...
3
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1answer
402 views

How should I care for a new Mimosa tree growing out of an old Mimosa stump?

We lost an old Mimosa to borers and it fell over in a wind storm. This spring it started a new growth out of the cut stump.It looks healthy but is growing RAPIDLY and it does not have much space. We ...
3
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2answers
8k views

Will Arborvitae regrow to their usual shape after being partially eaten by deer?

I planted a bunch of Arborvitae in my yard and last winter the deer ate the bottom portion of 2 or 3 of them. I did some Googling to see if they'd grow back, and while most sources say that they will ...
3
votes
2answers
178 views

What is this tree seedling (White Oak, something else?) from Piedmont Region, MD?

I'm gradually trying to get invasives removed from our property, replacing with natives to this area. I believe this is a tree seedling, and I think it's white oak (which would be good for this area). ...
3
votes
1answer
325 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 ...
3
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1answer
1k 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 ...
3
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1answer
2k 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
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1answer
56 views

Can I re-grow roots from a piece of a trunk cut from my green ash tree?

I have a 3 ft stump of a green ash tree that I pulled out of the ground. I cut 3 root stubs with a chain saw. It's coming from a triple trunk that was rotting out. Is there any way I can regrow the ...
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2answers
65 views

What kind of plant is this leaf from?

Found this glued to my door. Curious what this might mean. The leaf is colored dark green btw, pink is bug from my camera.
3
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1answer
76 views

Will pruning dead shoots off an arborvitae cause re-growth?

I planted 26 emerald arborvitae trees this summer. All but three are looking good. On each of those three, one of the shoots died. If I cut that part out, will the trees fill in?
3
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3answers
110 views

One quarter of the roots of a 50' tall white pine were cut off. Can I save it?

About one quarter of the roots of a 50 foot tall white pine were cut off at the drip line, all on the same side. Can I save this tree?
3
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1answer
52 views

Giving my palm tree a second life

I didn't water at all my palm tree (bought at Homebase) for a couple weeks, and before that I neglected it. See it below. What should I do to make it look healthy again? Should I put in outside or ...
3
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1answer
139 views

Crepe Myrtle and Pink Magnolia Trunk Question

I have a question about two of the trees in my yard. I have the same issue and question about crepe myrtles and pink magnolias. I have two of each in my yard and they all have multiple trunks coming ...