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

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2
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0answers
44 views

All our garden plants appear to be dying

I have a red Acer tree about two to three feet tall, two Hydrangeas and a Buddleia all of which appear to be dying, leaves shrivelling up. We have just returned from a week away and are horrified to ...
2
votes
2answers
91 views

Did my Dogwood die because it was planted with wire around the roots?

I hired a less than spectacular gardener to do a brand new landscaping job for my house after it was built about 3 years ago. Since then almost half of the 30 some plants and trees he had put have ...
3
votes
0answers
44 views

Saving a Tree With Frost Damage

I have a friend who left a Redwood (Sequoiadendron giganteum) sapling out in the cold and snow a few months ago. It's still alive- it has some green needles still- but it's slowly getting browner and ...
0
votes
2answers
75 views

How should I trim back a neighbor's Japanese red maple bush?

My neighbor's Japanese red maple bush (tree) is hanging over my yard line and I'm planning on putting a fence up soon. I have to trim it back and here in Pennsylvania it is my legal right to do so, ...
4
votes
2answers
81 views

Questions About a Sycamore Maple

I just bought a house that has a Sycamore maple in the backyard. My questions are: What is the life span for this particular type of tree? when is a good time of year to trim the branches and a ...
2
votes
1answer
69 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 ...
2
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2answers
136 views

How can I revive a Meyer Lemon Tree with no leaves?

Here is what my Meyer Lemon Tree looks like: No leaves anymore. Is there a chance that it will ever revive itself?
3
votes
3answers
249 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?
2
votes
1answer
43 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 ...
4
votes
1answer
108 views

Is there a way to straighten an older tree that started crooked?

I have a pecan tree that is about 6 years old that is growing about 5 degrees off vertical. I've tried to stake it several times but to little effect. Currently I have a ratchet strap trying to pull ...
3
votes
1answer
126 views

Have I damaged my apple tree by cutting off a root?

I have just had an asbestos garage removed, and am having a shed put up in its place. The concrete base to the garage was cracked right through by my apple tree roots, the concrete has been removed ...
3
votes
1answer
84 views

Pruning overgrown pear tree

I just moved to a new house and discovered I have a few fruit trees. At the end of fall I found a pear on one... Looked to me like a Bosc pear but not sure. I want to bring it back and hopefully enjoy ...
4
votes
2answers
110 views

Where, when, and how can I plant magnolia trees?

I'd like to plant a magnolia tree at the edge of the garden where it meets the concrete of an adjacent parking lot. There is clear morning sun. Light from the South and West is somewhat obstructed by ...
4
votes
2answers
89 views

What is this shrub/tree with small green drupes in southern Texas?

I'm hoping someone can help me identify this shrub/tree. We recently purchased this property and are still trying to figure some plants out. We live in deep south Texas, zone 8/9 but there are many ...
3
votes
2answers
152 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 ...
4
votes
2answers
86 views

Bonsai from tree cuttings

Is there a way to make a bonsai from a normal tree cutting (not from a bonsai cutting)? I was just thinking for instance of making a bonsai maple from a normal size field maple, or ash, etc. What ...
4
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2answers
76 views

Growing trees from seed & cuttings

I would like to learn and compare the different methods to grow trees from seeds. I found a good website (http://treegrowing.tcv.org.uk/grow), and one book, but the latter seems to be good for ...
3
votes
2answers
47 views

Is it too late to plant my avocado plant in soil?

I have had my avocado plant in water for 6 months now on my window sill and it has grown to be about 30cm. However the bottom leaves are hanging and have slight brown spots, the second set of leaves ...
4
votes
4answers
372 views

Can trees be propagated from cuttings without roots or leaves?

It's well known that many tree species can be propagated by taking stem cuttings. It's also well known that many tree species can grow new stems and leaves after having the trunk cut. My question ...
5
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2answers
57 views

white material on roots of apple tree?

When I dug up a young apple tree to move it to a sunnier location, I noticed some sort of white material on the roots. Is this cause for concern?
3
votes
1answer
36 views

Index of photoperiods

I planted a Sequoiadendron giganteum (Giant Redwood) sapling today, and I was wondering how many hours of daylight the little guy needs. I found this answer, which mentioned photoperiods of different ...
4
votes
2answers
118 views

Can I allow a pine tree to share root space with a group of birch trees? If not, which should I cut down?

I have a group of birch trees, with a pine growing in the midst of them, in my front yard. My friend is telling me the pine must be cut down to save the birches. I see her concern, however: I think ...
5
votes
2answers
263 views

How can I help my young mulberry tree grow a thicker stem?

I have my young mulberry tree, which is a little more than a year old. I grew it from a seed, and have it indoors in a large pot at the moment. It is growing tall and thin, needs a stick to support ...
3
votes
2answers
92 views

How should I deal with carpenter ant damage on my old almond tree?

I have an almond tree on a house I purchased. The tree looks very old and the large bulk of it didn't have much green - looked very dead. It was growing sideways and near the base of the tree some new ...
6
votes
1answer
240 views

What does 'standard' mean when referring to shrubs and vines?

I often see shrubs and vines for sale labeled as 'standards'. What does that mean? Examples: Roses Rose of Sharon Trumpet Vine Wisteria And so on.
5
votes
3answers
228 views

What is this large, woody plant with compound leaves, found in zone 6a?

In the early summer of 2014, I was on vacation in Pine Grove (PA), and saw this large plant by the side of the road. It is huge. For scale, the pokeweed in the pic is about 7' tall. This weed is ...
4
votes
1answer
66 views

Should I remove brown, cap-shaped Birch Polypore mushrooms from my tree?

I learned from this question that my birch tree is infested with Birch Polypore mushrooms. For two reasons, I'm wondering if I should remove them. First, even though they grow because the tree is ...
4
votes
1answer
185 views

Why are my avocado's leaves drying out from the edges?

I recently moved into a house in the South SF Bay Area in California, with three large avocado trees. I've noticed that the leaves on one of these trees is drying out from the edges: Here's another ...
0
votes
1answer
94 views

Why is my lemon tree losing leaves after I gave it tomato feed?

There are pale blotches on the leaves of my lemon tree. There are no pests or mites, but all leaves have fallen from tree. I have tried a tomato feed with no results.
2
votes
1answer
71 views

What is the best growing temperatures for an avocado plant?

I live in a very warm climate (Phoenix AZ) and I was wondering what the best growing conditions (temperatures) are for an avocado plant? Are the extreme heat summers here to much for an avocado? We ...
3
votes
3answers
150 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?) ...
9
votes
1answer
602 views

What are these brown, cap-shaped mushrooms on my birch tree?

I live in Massachusetts and have several birch trees in my yard. One of them has brown, cap-shaped mushrooms growing in groups up and down the trunk. As you can see, the tree has a big crack in the ...
3
votes
1answer
142 views

Is it really that important to prune deadwood from trees? If so, why?

It seems like every time we bring arborists onto a property, the first thing they want to do is to remove all the deadwood from the tree canopies. What are the reasons for doing this, and is it really ...
4
votes
1answer
104 views

How do I take care of my very small Kaffir lime tree?

What is the general care of Kaffir lime (Citrus hystrix) trees? I have a very small tree that I'm growing as a houseplant. How do I care for it? Does it need a bigger pot?
5
votes
2answers
106 views

Can I water indoor fruit trees with aquarium water?

I have kiwi, lemon, orange, mandarin and avocado trees, grown from seed from normal fruit which I have eaten. I also have an aquarium with turtle. I've treated aquarium water with ReptoSafe and ...
5
votes
1answer
97 views

What is the name of this tree? - currently a bonsai

I'm trying to find the name of this tree. It's currently a bonsai and isn't doing very well, indoors or out. It came with no identification and very basic instructions like "don't let it dry out." ...
3
votes
1answer
100 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?
5
votes
3answers
332 views

What is the name of this tree found in Switzerland?

What is the name of this tree? They are quite common in Switzerland. The second picture refers to Lugano. Here a couple of pictures in summer (with leaves):
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0answers
64 views

My avocado tree is not doing well [closed]

My avocado tree has been growing for a year just in the last few days the top has started to droop and bend over sideways the rest of the tree looks healthy but my healthy leaves are falling off. I ...
4
votes
1answer
69 views

How should I prune a common fig for best productivity?

Figs have a unique fruiting cycle, fruiting on old wood first, all at once, then on new wood for the rest of the season. What's the best pruning system for these, to maximize production? Is it best ...
8
votes
2answers
243 views

What is a sucker and how does it differ from a water sprout or branch?

In a post about renovating mature pear trees there is a diagram (below) showing tree nomenclature as it pertains to pruning. In it, the letter "A" indicates suckers, and "E" marks shaded interior ...
7
votes
2answers
163 views

Renovating mature pear trees

Of the descriptions about renovating mature fruit trees these two seem useful: Ohio State University Extension Fact Sheet - Pruning Mature Apples and Pears & Fedco Trees Tips for Renovating Old ...
5
votes
1answer
177 views

Is it possible for an almond tree to grow in a tropical country?

I have been searching in Google, but I got neither information or reference regarding this issue. I'm wondering is it possible for an almond tree to grow in a tropical country such as Indonesia? If ...
2
votes
2answers
125 views

What equipment do I need to transplant a 20' tall pin oak?

I knew a guy who moved 7 or 8 large (for moving) 20-35' pin oaks. He used a backhoe, digging out around the rootball, while leaving it intact. While this was successful, and the trees did very well, ...
3
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0answers
45 views

What is yield of a tea tree? [closed]

I would like to plan plantation of tea. I would like to know how much tea a tea tree would yield. What is the quantity / frequency?
4
votes
3answers
191 views

How do I control suckers on pear trees?

I have several ornamental pear trees of which one keeps producing suckers. I have tried cutting them off as low down as possible and have even resorted to weedkiller but they just seem to keep coming ...
6
votes
1answer
61 views

How often can I harvest coppiced black-locusts?

I would like to coppice some black locust trees (Robinia pseudoacacia) for fence post production. The conditions are fairly good. This is USDA hardiness zone 6b, with good clay based topsoil, and ...
4
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0answers
192 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.
4
votes
2answers
778 views

Bay Leaf Tree (Laurus Nobilis) with severe scale

I'm new to gardening as I have just bought my first house. I inherited a very large (about 6m tall) Bay tree that is severely sick. I took a sample to my local garden center and I was told that it ...
6
votes
1answer
83 views

What to do against my Catalpa rooting in the neighbour's garden?

I have a Catalpa tree in the center of my yard. Today the neighbor showed me it's roots are showing in his (vegetable) garden. He went looking for it after noticing that his crops were smaller at ...