Use this tag for questions that ask "what is this thing?" Pictures are helpful, as are descriptive titles. When you get an answer, consider adding a further tag (for the flower, tree, beetle etc that has been identified) so that your question is cataloged correctly. If the question is about ...

learn more… | top users | synonyms

19
votes
3answers
930 views

What is this fast growing plant with blue/black berries?

In my garden a strange plant is growing at an incredible speed and I can't identify what kind it is. It broke through end of June and within two months it grew about 1.8-2.0m high. It now carries ...
4
votes
1answer
811 views

Can you identify this small, formerly flowering houseplant?

I received this plant as a gift. It had flowers, but they have long since vanished. The plant seems to be doing fine- it's been putting out new leaves, and it's been six months. I recently moved it ...
56
votes
8answers
95k views

How do you identify a plant?

I'm pretty new to gardening and landscaping. Having recently bought a house, one of the things I'd like to be able to do is identify the trees and smaller plants that are on the property so I can ...
7
votes
1answer
4k views

What is this succulent weed?

This guy has been growing like gang busters in a newly planted bed of ground covering sedums. It's actually kind of a nice ground cover but based on its rate of spread and the fact that I didn't plant ...
3
votes
2answers
705 views

Help identifying this vine with green and white heart shaped leaves?

I honestly have no idea what this plant is. It seems to be some type of vine. I took a few pictures i will put below. As you can see there is some other plant growing in the same pot with the long ...
2
votes
1answer
1k views

What is this houseplant with large waxy leaves and a reddish base?

I have a problem with my house plant that I want to research on the net about what may have caused it and how to prevent it. The problem is I have no idea of the name of the plant. It looks like ...
22
votes
7answers
22k views

What are these hard white/brown spots growing on my houseplant?

A little more then an year ago I got six palm trees (two vases). It was the Californian equivalent of an Areca palm (the guy in the nursery suggested this one after I asked for an Areca for its air ...
10
votes
6answers
1k views

What is this weed and how can I eliminate it?

I live in Nova Scotia, and I have been fighting with this weed for at least 7 years. It is in my flower garden. I have gone so far as to try to follow each of the white roots though the soil and ...
10
votes
2answers
2k views

What is this plant with long sharp leaves? Is it a weed?

In my garden I have several of the plants shown below. At first I thought it is a weed, but then it was quite robust against cold weather and continued to grow slowly: The leaves are long and sharp, ...
7
votes
2answers
504 views

What are these curly mushroom-like growths in my mulch?

In one area of the garden in the house I bought couple of months back, we have mulch and recently we are seeing the following. Not sure if this is a mushroom or not. My current guess is that the mulch ...
5
votes
1answer
428 views

What plant is this and what do I do with it?

I now work at a new desk and inherited this plant. Click to enlarge. What is it and what can I do with it (to fix it or trim it)? Indoors, no sunlight. I am not a gardener :)
5
votes
1answer
460 views

Is this poison oak?

Here is a picture of a plant from a forest in Northern California. Is this poison oak? I’m guessing it’s not, though it does have leaves of three and a slightly longer middle stem. Can an expert ...
5
votes
1answer
237 views

What is the name of this bamboo looking plant?

I recently found this plant hiding behind a bush. Could someone please identify it?
9
votes
2answers
1k views

Can anyone identify this abnormality that is on my dwarf citrus?

I recently noticed what looks like small beetles on our dwarf citrus tree. Can anyone identify this abnormality? Click image for full size Is this something harmful that I should attempt to treat?...
7
votes
3answers
6k views

How can I get rid of this vine-like weed with small rounded leaves?

I've got the weed shown here all in my yard, and no one can tell me what it is or how to kill it. What is this and how do I get rid of it? Click any photo for full size
5
votes
1answer
243 views

What is this plant? What is the white stuff on it?

I've had this plant for a long time, and for most of that time it was outdoors, in a shared area with other plants and heavy sun. It didn't do well, so I dug it out and put in it's own pot, with a ...
4
votes
1answer
452 views

What is this vigorous plant [duplicate]

I've been pulling these all summer but this was the first one that made me pause - the roots were very rhizome-y? Wondering if this is a weed or something that may have been left there by the ...
3
votes
2answers
285 views

Received a plant; need help identifying it [duplicate]

I recently inherited this plant, and am not sure of what type of plant it is or what its needs are (as far as watering, light, temp, etc.). Any help in either respect would be greatly appreciated. ...
3
votes
1answer
193 views

Can someone identify this?

I tried my hand at growing New Zealand Spinach this year. I sowed several seeds and they all came up, but a few of them do not look like the others! I don't want to accidentally eat something I ...
1
vote
3answers
188 views

What is this houseplant, and why has it been dropping leaves?

I bought this plant from Ikea about 1 year ago. Everything was fine until I decided to move it to a larger pot. I used soil for vegetables and I don't think the she likes it... the leafs started ...
7
votes
3answers
2k views

What is this (allegedly) mosquito-repellent trailing plant with dark green heart-shaped leaves?

I was given a plant a while back that I was told repels mosquitoes: The little I know about it: it has dark green heart shaped leaves that grow up to about 3½" wide by 4½" long (9cm ...
19
votes
6answers
4k views

What is this vine-like weed and how do I kill it?

I have a viney weed growing in my yard. Weed and Feed doesn't seem to affect it. It's slowly spreading to more and more of my yard every year. What is it, and how do I kill it?
5
votes
1answer
333 views

What is this fast growing plant and should I rip it out?

So we planted a big new garden, and I think my wife sprinkled some assorted seeds (possibly wildflower?) and now we have three huge plants growing that don't seem to either produce flowers or fruit/...
4
votes
2answers
544 views

What is this succulent plant bought from a botanical garden?

Does anybody know what this plant is? When we bought it, it was very small, brown and closed up. With decent watering and light it's grown into what you can see here: several low-lying rosettes of ...
12
votes
1answer
621 views

What are these spots under the leaves in my cut flowers?

I have got a bunch of flowers, and under the leaves I noticed that there are a lot of spots. I do not know what type of leaves they are and I am not sure if the spots are eggs. Should I be worried ...
11
votes
1answer
3k views

What is this plant with red, green and yellow colored leaves and little white flowers?

I'd like to get a hint to identify the beautiful plant with red, green and yellow leafs in the picture below. The color of the leaves has been like that since the plant has been there (at least since ...
10
votes
1answer
152 views

Office plant identification care

At my work, everyone has his own plant and needs to take care of it. I was wondering if you guys could help me out, taking care of my plant. A picture of my plant can be seen below. So, by that, I ...
8
votes
2answers
464 views

What is this round neon-green fruit with a bumpy surface?

I have a vague recollection that this is called some kind of "apple" as a nickname. But I just couldn't retrieve the exact name from memory.
8
votes
1answer
353 views

Is this a desirable plant or a weed?

Found these growing in our flower bed of the home we recently purchased. I didn't really like how they looked, so I started ripping them out. Afterwards, I noticed some in other strategic places and ...
7
votes
1answer
385 views

What is this little insect larvae on my cucumbers?

Need help identifying these little monsters creatures on my cucumber plants. It doesn't look like a beetle but working along side beetles.
7
votes
1answer
144 views

Bonsai identification and pruning tips

I purchased my first bonsai about 4 years ago but haven't taken regular care of it, mainly just watering it occasionally in the summer and rarely during the other months. I've been too afraid to trim ...
7
votes
2answers
1k views

What is this house plant with bright pink flowers and dark green leaves? How should I take care of it?

I bought this plant from a home repair store 3 days back, but I don't know what it is. Now it seems that its decaying. What is this plant and what do I need to do to take care of it?
7
votes
1answer
702 views

What's this plant with long pink hanging blossoms?

In my garden I have a small bed of flowers pictured below. I don't know what the plant is, so I don't know whether I can move it or not. The blossoms are long, pink, hang down and almost touch the ...
7
votes
3answers
564 views

Is this an Oak Tree?

I've got this tree down in my back yard and I cannot figure out what type it is. The bark looks like Oak but the leaves I'm not sure about. There have been no nuts/acorns drop from it that have been ...
6
votes
4answers
4k views

Identifying Broad-Leaf Plant/Weed

I'm in the process of systematically removing all the weeds from my backyard -- starting with dandelions and thistle. All of a sudden, this thing sprouted in the middle of a bare patch. What on earth ...
6
votes
2answers
537 views

Can anyone identify this weed with jagged leaves and tiny white flowers?

Here is the image: It grows in the Northeast USA in poor soil. A bit invasive but pulls out easily. I have an idea of what it is but would like confirmation. Does not smell or taste herbaceous.
5
votes
3answers
6k views

What is this purple flowering ground cover? [duplicate]

We bought a house in the winter and once the snow cleared and things started growing, we noticed this low laying plant covering large sections of our lawn. It is mostly in the very shady areas and ...
5
votes
1answer
433 views

What is the medium-leaved, thick-stemmed plant?

This plant was at the end of driveway, getting tossed by a previous owner. I'd like to care of it but I have zero idea what it is. Does any one know a likely candidate?
5
votes
1answer
455 views

What is this houseplant?

Does anyone know what the potted plant pictured here is?
4
votes
2answers
78 views

What is this “palm” looking houseplant and how do I take care of it?

I'm not sure what this plant is but I've had it for for 3-4 years. I've watered it about twice monthly and it's right by a giant window. For the last month, the branches have been getting weaker and ...
2
votes
1answer
265 views

What is this houseplant with variegated leaves that thrives growing in water?

A friend who was moving away left it with me; he had no idea what it is. It's currently growing in a glass mason jar of water - and has grown to an impressive size doing so - and I'm trying to figure ...
26
votes
4answers
14k views

How can I tell if a plant given to me is patented?

Sometimes, I receive an unlabeled plant start from a friend, and they do not know if it is patented. If I want to grow and sell a plant in question, is it okay to just take the chance, or is there a ...
13
votes
2answers
9k views

How can I identify an apple variety?

We put in four young apple trees a few years ago, two cookers and two eaters, four different varieties. Now that those puny trees have grown up and started to produce a substantial crop, we're ...
11
votes
2answers
5k views

What is this weedy grass and how can I control it?

I have a grassy weed with flowering seedheads at the top. What is it and how do I get rid of it in my yard?
5
votes
1answer
152 views

What kind of tree is this?

I obtained this small tree from a friend. It has spiky, shiny leaves, soft to the touch, and delicate stems. New leaves are lime green, gradually darkening as they grow larger. Older leaves are broad ...
4
votes
1answer
3k views

What is this plant with thin leaves and a swollen woody stem?

I would like to know what is the name of this plant with long thin strap-shaped leaves which grow in clusters from a swollen stem that looks like a large woody bulb. The "bulb" is halfway out of the ...
11
votes
2answers
398 views

Hexagonal bush?

I have seen the pictured bush today when hiking around Las Palmas de Gran Canaria. From a distance, hexagonal patterns are visible: Adjacent branches grow in an almost perfect 45° angle relative to ...
10
votes
1answer
497 views

What kind of chili turns brown and shrivels when ripening on the plant?

I have a few of these chili plants growing and they produce a longish (approx 4", sometimes curled chili that turns brown and begins to shrivel (slightly) when it ripens. It does not transition to a ...
4
votes
1answer
789 views

What is the white substance on my hibiscus?

We live in Southwest Florida. About a month ago, or maybe a little longer, I trimmed back our hibiscus plants. Today, I just noticed this mass of white, almost looks powdery, substance on the branches ...
11
votes
3answers
5k views

What are the teeny tiny white bugs on my tomatoes?

The bugs are exceptionally small. I've included a video here. It may be related to the stretched and disfigured appearance of my tomatoes.