Plant organ that is typically below ground.

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27
votes
2answers
875 views

Why did my carrots split in a way that looks like legs?

This is the first year I've grown carrots. What gave them legs? I have a theory that the seedlings merged together. I don't know if that is just silly or if carrots just naturally grow like this.
14
votes
4answers
58k views

How far (on average) do tree roots extend out from the base of the tree?

I a looking to plot out my new garden site for next year and am wondering how far I need to be away from some nearby trees. The trees are a few different types (apple, oak, pine etc.) and anywhere ...
14
votes
3answers
4k views

Should I remove the tree roots coming from the neighbouring garden?

When I was digging out* a patch to grow veggies earlier in the spring I found big roots in the soil unconnected to anything in our garden. It looks like they're coming from some kind of palm trees ...
13
votes
1answer
501 views

Why didn't my forsythia cuttings root?

In May, I took some greenwood forsythia cuttings, dipped them in a hormone rooting powder and planted them in rooting mix. The mix was kept moist all year. I had thought they had rooted because they ...
10
votes
1answer
4k views

Why do plants root when placed in water, but die in standing water

A lot of plants need well drained soil. They're said to not like getting their feet wet. The explanation given is that the root need oxygen and will die and rot if they're in standing water for too ...
10
votes
2answers
405 views

What are some edible plants (vegetable or fruit) that can produce roots in water?

I would like to know which edible plants can actually root from twigs and/or leaves put in water or a similar setup? Is it as simple as leaving them in water or do you need chemicals to induce rooting?...
10
votes
1answer
3k views

How do I prune the roots of a rootbound plant?

This answer talks about pruning the roots of a plant when it has become rootbound. How easy is it and how do you go about it?
9
votes
2answers
113 views

Does my Sago Palm have root rot?

My Sago Palm (Cycas Revoluta) has weird-looking clumps in its roots. Is it a Phytophthora root rot infection? If not, what is it?
9
votes
1answer
928 views

Is it bad practice to leave dead roots in soil?

Is leaving them in there better or worse than taking them out? What about for indoor vs outdoor? Is it okay to leave roots in a pot you plan to re-use soil for? In my mind I am mostly considering ...
8
votes
2answers
32k views

How far will pine tree roots spread?

I have a very tall pine tree in front of my house. I am about to start work digging up my downstairs floor and re-doing it. I'm just wandering if before I start I should look further into the roots of ...
8
votes
1answer
70 views

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

Our redwood trees were too big and too close to the house so we had them cut down. Now we will grind out the stumps and remove the large roots. However, the ground is totally saturated with the ...
8
votes
1answer
739 views

Should my spruce tree roots be covered?

This Norway spruce's roots have always been on top of the ground. The soil it is growing on is very hard white dry soil with a layer of decayed needles on top. It has been growing fine so far, but ...
7
votes
3answers
100 views

Why should I prune roots of bare root blackberries before planting?

I bought some bare root blackberries from a reputable nursery and in the instructions they said to "prune roots 1/2" to 1" with sharp pruning shears" before planting. What purpose does this serve?
7
votes
2answers
1k views

What are the benefits of veg / fruit plants with grafted rootstocks?

Last year I grew aubergines (eggplants) and tomatoes with grafted rootstocks, and they actually produced a lot more veg than my other plants. Could someone tell me why it is done and why they ...
6
votes
3answers
317 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 ...
6
votes
2answers
179 views

How should I stabilize a tree with a malformed root ball?

I recently purchased a tree from a local nursery. It was originally in a 15-20 gal pot. The trunk of the tree was not centered in the pot. Instead its was an inch or two away from the edge. As a ...
6
votes
2answers
63 views

How to understand if my tree's roots are girdling

Some time ago I planted the dwarf (M27) apple tree shown and described in this question. At the time of planting, I am afraid I didn't dig a very wide hole, just twice the lateral size of the pot in ...
6
votes
2answers
1k views

Does pruning the tree slow root growth?

We have a cherry tree, and neighbours, which is only about 4 years old, and I would say about 5 metres high. Neighbours are worried that its roots might eventually damage supply/drainage pipes in ...
6
votes
1answer
79 views

Saving sun-scorched succulents

I recently moved several small potted succulents from partial shade to full sun, which proved catastrophic for many of them. Specific genera among the casualties: Echeveria / Graptopetalum Faucaria ...
6
votes
1answer
109 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 ...
6
votes
1answer
159 views

What are the practical differences between cucurbits grown from seed and cuttings?

What are the practical differences between cucumbers grown from seed and cucumbers of the same maturity level and equivalent root maturity from cuttings? Is there a significant difference between ...
5
votes
2answers
374 views

Tree roots grinded near trunk

An irrigation company, in order to get to a sprinkler head and pipe, grinded several roots from my neighbors oak tree. The tree is at least 6' around at the base and the trunk divides into three ...
5
votes
2answers
73 views

How to develop fine roots in potted plants

I wanted to know the best way to encourage lots of fine feeder roots for a healthy plant. I started a couple of lemon trees from a drink cup seed last year as an experiment. I used a wicking system to ...
5
votes
3answers
72 views

Does a Japanese maple require special care when a post-hole is dug in the root system?

I need to put a post down to support a carport. The post would be embedded in a concrete block approx. 60cm x 60cm. This is 3 metres from the trunk of a Japanese Maple about 5 metres tall. Is there a ...
5
votes
2answers
697 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?
5
votes
1answer
6k views

What's the difference between corms, bulbs, and tubers?

Some plants, such as tulips, daffodils, and onions, grow from bulbs. Others, such as crocosmia, gladiolus, and taro, grow from corms. And then there are tuberous plants, such as potatoes, dahlias, and ...
5
votes
2answers
3k views

Can you grow plant roots in fish tank?

Was wondering if you could put non-water plants onto a fish tank so that their roots grow inside the fish tank. What are the chances of the plants being dangerous to the fish? I read that the fish ...
5
votes
1answer
42 views

Growing Epipremnum aureum stem roots on potted plant

I have an Epipremnum aureum (once rooted from a cutting) in a soil pot. It took some time, but then it grew at an incredible rate, with a thick stem (fingerbreadth) and large leaves. On the other ...
5
votes
1answer
66 views

Why does the tree trunk grow in diameter?

Why does the tree trunk grow in diameter even though you cut the roots and tips of branches?
5
votes
1answer
742 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 ...
5
votes
1answer
55 views

Tree roots in storm drain

A 12" square catch basin collects water from my driveway and transports it under the lawn to adjacent stream about 150 ft away via 4" corrugated buried pipe. They used corrugated covered w/stone (vs ...
5
votes
1answer
383 views

Are bird's nest ferns deeply rooted?

We have a nice good-size bird's nest fern in the garden, inherited from the previous occupants. The problem is that there is a lime tree growing in the middle of the fern, and both the lime tree and ...
5
votes
1answer
263 views

How should I remove long grasses/roots to prepare a fresh bed?

I am currently attempting to remove a bunch of dead grass in a roughly 5'x5' plot. When the grass fully grows sometime in early-to-mid summer, they are like very small, long-grassed shrubs, sort of ...
5
votes
1answer
881 views

Are the roots of cherry trees dangerous to house foundations?

We have a fruiting cherry tree which is 18 months old. It's planted quite close to the house. Are the roots dangerous to the property?
5
votes
1answer
84 views

I just planted a Paperwhite bulb and I broke the roots. Will it still grow?

I planted it, indoors, about 2 days ago. I rotated it because I thought it was leaning. Then I heard a snap and realized i'd broken the roots. I didn't think roots would have already sprouted :(. Did ...
5
votes
2answers
163 views

Mycorrhizae Innoculant. When/where/on what do I use this?

I saw a video of a guy using this symbiotic fungus powder on legume root balls that he placed in a green manuring bed. Is there a point to using this stuff in general? Right now I'm a few days away ...
5
votes
1answer
163 views

How do I manage roots in a multi-plant planter?

I have a plastic, rectangular planter with a variety of plants. I recently added a new plant to an empty spot, and found that the region was already thick with root fibers from the other plants in the ...
5
votes
1answer
113 views

Will the roots of my Columnar Yew Tree damage a foundation that's only three feet away?

I have a columnar Yew which currently is about 18 - 20 feet tall with a spread of about 6 feet. What is the root system like for these trees and what effect will/can it have on the foundations of the ...
5
votes
1answer
74 views

Roots growing out the top of plant, last attempt?

Some of my coworkers found a mismanaged plant and gave it to me to rescue. It was very dry and upon further inspection roots had grown over a small plastic pot, completely covering it. Then someone ...
4
votes
3answers
149 views

How do you get rid of root flies organically?

Now that it is warming up in Sydney, I have noticed some tiny flies in the soil of my pots. I think they are root flies. They seem attracted to the pots containing rhizomes the most[1][2]. These pots ...
4
votes
2answers
1k views

Should I remove old rotten tree roots or leave them in place when I regrade my yard?

We just demolished an old shed (we recently bought the house) and we found old rotten tree roots hidden under this shed. (it is the main root and its ramifications) What should I do with it? My ...
4
votes
1answer
46 views

Can I get a conifer to grow from a ball of roots?

Is it possible to get a new conifer from a ball of roots that I planted after manhandling the removal process to get some roots out? Example: side of part A:
4
votes
1answer
89 views

Crippled young leaves on pepper plant

What is wrong with my pepper plants? Some of them are showing deformations on young leaves. See this picture: Some of them are showing small holes or cracks, usually with brown edges. Some have ...
4
votes
1answer
179 views

Sprouting dried avocado pit

The first time I tried sprouting an avocado, I got a tree that lived in a pot for about 4 years. Ever since then I have not been able to get a pit to sprout. I have 5 pits that someone saved for me ...
4
votes
1answer
6k views

Are lemon tree roots unusually damaging to nearby concrete?

A colleague told me that in a region where all tree removal required consent he had processed many consents for removing lemon trees and concluded they (and limes) are particularly bad at damaging ...
4
votes
1answer
408 views

help! I broke my mango seedling's root

Ok, so my cousins had come over.sweet kids of 8 and 9. I was just showing them around my garden.And earlier in the day, we had some mangoes, and I had showed them how to take the seed out of the tough ...
4
votes
1answer
107 views

What should I do about a Tillandsia cyanea with accidentally removed roots?

My Tillandsia cyanea was watered too much, and when I touched it, the top part with the leaves separated from the roots. I've found that some types of Tillandsia don't need roots, but is this it? ...
4
votes
2answers
200 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 ...
4
votes
1answer
106 views

What plant did this root come from?

This may be a long shot, but I've got a very large (1.5 inch diameter) root running along the side of my house. There is ivy, bamboo and lilac growing above it. There is a 20 foot magnolia about 20 ...
4
votes
1answer
39 views

How should I care for the rhizome of a small canna seedling?

I had been hybridizing cannas in the summer and have a promising young plant. Should I store its rhizome in a basket in the basement like the big rhizomes or do mini plants need special care? The ...