11 votes
Accepted

How should I deal with tree root pushing on brick retaining wall?

If you cut the root you will damage the leaves that are fed by that root. That root also provides structural stability. A better idea is to rebuild or remove the retaining wall in that area. The ...
kevinskio's user avatar
  • 59.6k
10 votes

Can I shave exposed roots from a Silver Maple tree to avoid damage when mowing?

No, you shouldn't interfere with them or damage them in any way, you may compromise the tree if you do. If possible, remove the grass that's near the roots, plant ground cover instead or just mulch ...
Bamboo's user avatar
  • 133k
10 votes
Accepted

Why is it bad to till wet soil?

I think you're conflating two things - tilling wet soil and jumping straight to 'artificial' soil to create particular conditions for seeds to grow in,but the one doesn't necessarily lead to the other....
Bamboo's user avatar
  • 133k
9 votes

Will shaving the top of a Red Maple's roots hurt the tree?

I'm sorry to say it will hurt the tree - over time, as they mature, many trees develop buttress roots at their base, but upheaval around the base of a tree, even without buttress roots, is to be ...
Bamboo's user avatar
  • 133k
8 votes

Harm a tree by trimming top/exposed only part of root in lawn?

Evil Elf asked in a comment about studies of what does happen to trees when root work is done. A survey of web links shows that root pruning is commonly given as good advice. Academic studies of the ...
kevinskio's user avatar
  • 59.6k
7 votes

Tree roots grinded near trunk

You don't say what part of the world you're in, and that makes a difference to legal procedures, but if the tree is close enough to damage your house should it fall, here in the UK, I'd advise my ...
Bamboo's user avatar
  • 133k
7 votes

Does my Sago Palm have root rot?

Agree with Jim Young's answer, point given, but would add these are referred to as coralloid roots, and are common on Sago palm, image below https://commons.wikimedia.org/wiki/File:...
Bamboo's user avatar
  • 133k
7 votes
Accepted

Do roots normally need air around them to grow better?

Generally speaking, plants do not use their stems to breathe but there are always exceptions (like cacti). The rule is that plants respire through their stomata, which are (typically) located on the ...
Ben Welborn's user avatar
  • 1,595
7 votes

Why is it bad to till wet soil?

Roots show positive gravitropism meaning that they grow towards the direction of gravitational pull. Vigorous plants like trees need to anchor themselves in compact soil, while small and delicate ...
Alina's user avatar
  • 5,436
7 votes

Are these growths on my houseplant roots?

This is definitively a Yucca elephantipes. Not Dracaena. It is indeed an air root coming out of it. However, this plant is one of the easiest to propagate, you can just cut of the top of the stem or ...
benn's user avatar
  • 13.1k
6 votes

Can I shave exposed roots from a Silver Maple tree to avoid damage when mowing?

Far better to mulch the area or otherwise remove it from mowing. A huge tree is a huge issue when it's in trouble, and cutting roots is very likely to cause trouble, as the tree depends on the ...
Ecnerwal's user avatar
  • 23.8k
6 votes
Accepted

Growing Epipremnum aureum stem roots on potted plant

This is a vigorous tropical climber. It can be propagated in numerous ways: cuttings rooted in water cuttings rooted in a medium like vermiculite or perlite layering where you root part of the stem ...
kevinskio's user avatar
  • 59.6k
6 votes
Accepted

How long can celery grow from water alone?

It depends. I'm currently grown some philodendron vines in water for propagation purposes. They will stay in water for a long time with no ill effect. However, I believe that all the plants growing is ...
Dalton's user avatar
  • 5,112
6 votes

What should I do about old invasive redwood roots after the trees are cut down?

Tree roots stop growing immediately after the tree has been felled, but may take weeks to months (and longer) to die unless the stump has been poisoned with a herbicide. If the stump is not treated, ...
Graham Chiu's user avatar
  • 23.3k
6 votes

Saving sun-scorched succulents

I'm sorry I don't know the cause of your damage, but I have a lot of experience with sedums, and can reassure you that a healthy plant can grow even if the top is damaged, dead, or broken off; and ...
Sue Saddest Farewell TGO GL's user avatar
6 votes

Why are my vegetable plants in my hydroponic system dying?

Any moist material placed against the stem of a plant can cause stem rot which is why you are not supposed to put material against a transplant higher then the original soil interface with tomatoes ...
Graham Chiu's user avatar
  • 23.3k
6 votes
Accepted

Pinus pinea close to the house

I don't know that I'd consider it dangerous to plant the tree that close, but from a design perspective I wouldn't do it with any large tree - the tree will eventually dwarf the house and the effect ...
Jurp's user avatar
  • 19.2k
6 votes

When rooting cuttings in water, should the water be exchanged regularly?

The water may work better over time, until bad things grow. The cuttings produce auxins, the plant hormone that causes roots to grow. This does leak out of the cuttings; an old technique for striking ...
Polypipe Wrangler's user avatar
6 votes
Accepted

Does new green growth suggest root growth?

Continuous growth, yes, it does signify root growth. The exception to this would be when moisture stored in the trunk and branches is expended to push out the foliage, but then not replaced by the ...
Colin Beckingham's user avatar
6 votes

Think this rooted?

Looks like your plant has gone through a rough path. It has not one but multiple issues. It is definitely under stress. The leaves are dried and curling which shows that lack of humidity. If there ...
Piyush Khatri's user avatar
5 votes
Accepted

How to develop fine roots in potted plants

Tree roots are genetically programmed to grow outwards, and downwards in a branching structure together with the tap root. This allows it to maximize the use of the usually infinite space available to ...
Graham Chiu's user avatar
  • 23.3k
5 votes

Why does the tree trunk grow in diameter?

Pruning does not kill the tree, at least if it's still pruning. A living tree adds a layer of cells to its diameter each year. These growth rings are a defining characteristic of wood. If you want ...
Ecnerwal's user avatar
  • 23.8k
5 votes

Do roots normally need air around them to grow better?

For most plants: The above-ground portions of plants should be dry the vast majority of the time. Fungus and insects love a moist plant. There is very little respiration/aspiration through green ...
Paul Nardini's user avatar
  • 2,173
5 votes

Will shaving the top of a Red Maple's roots hurt the tree?

Yes, of course it will hurt the tree - it will be cutting away part of the system that transports water and nutrients to the tree. Often in cases like this it's best to decide that you want the tree, ...
Ecnerwal's user avatar
  • 23.8k
5 votes
Accepted

Can Tree Roots Regrow

I'm afraid only time will tell - generally, its never a good idea to cut through any roots from a tree, though a little disturbance of fine (less than half the thickness of a pencil) roots in a single ...
Bamboo's user avatar
  • 133k
5 votes

Why is it bad to till wet soil?

As addition to Alina answer: Wet soil it is easier to compact, and it carries less weight (think about tilling machines). So tilling will move up deeper soil (less rich), and it will compact the soil,...
Giacomo Catenazzi's user avatar
5 votes
Accepted

What are these soft white things in my soil that are ruining my plant's roots?

These 'white bits' are vermiculite or perlite. They are added to potting soil to keep the soil from compaction. They have absolutely nothing to do with plants getting root rot if that is indeed what ...
stormy's user avatar
  • 40.3k
5 votes
Accepted

How long does Copper sulfate pentahydrate persist in the soil, after application?

Because of the variability of the environmental fate of this chemical, which shows different decay/leaching rates in different soil textures/environments, you cannot get a direct answer such as "...
J. Musser's user avatar
  • 51.7k

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