For questions about a plant that's failing to thrive, and where the cause is unknown.

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7
votes
1answer
920 views

My flat leaf parsley has stunted growth and pale red leaves. What could be wrong?

My flat leaf parsley is not looking very healthy; the growth seems stunted, and the leaves are starting to turn a pale red. What should I do to revive it?
2
votes
3answers
489 views

Why are my tree ferns' leaves drying out and dying?

I have several large tree ferns that are dying. The leaves are turning brown, not one at a time, all together, and then dying. It seems to be spreading to other ferns in my yard. They have been here ...
3
votes
1answer
75 views

Grapes leaves too dry - is that normal?

Recently I noticed my green grapes leaves don't look too good. There's nothing like scales or ants or any other sign of parasites. Only older leaves are affected, new ones are fine as you can see on ...
6
votes
1answer
82 views

What is wrong with my ponytail palm?

I have a ponytail palm on my office desk, which I love. I've noticed the leaves are brown at the tip and quite tightly bunched together. They don’t sit as beautifully as in the pictures of other ...
1
vote
0answers
28 views

What are the white specks on my Strelitzia's leaves?

I have a white fungus on my Strelitzia. It started as little specks on the leaves and I would like to know what it is, what caused it and what will get rid of it.
3
votes
2answers
43 views

Do ants eat scale on lime trees?

Location: Pietermaritzburg, South Africa When: Feb 2015 (summer in Southern Hemisphere) A couple of questions. First: Is this Scale in the first photo? If so, what type? If not what is it? Second: ...
4
votes
2answers
70 views

Why are the leaves of my Peace Lily wilted and black?

I recently bought a flowering house plant. I may have watered it too much, me thinks. Since my apartment gets little natural light, I put it outside on the patio the other day in direct sunlight, only ...
1
vote
1answer
115 views

Are my Salvia flowers dying?

I just dead headed all my salvias about a week ago and they aren't looking so good. Also, it's been raining like crazy the past week.. maybe this has something to do with it? The leaves are turning ...
5
votes
2answers
175 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 ...
11
votes
1answer
4k views

Is my Schefflera arboricola getting the right amount of light and water?

I have a Schefflera arboricola (also known as Strahlenaralie in German). I've placed it in my office so that it receives some sunshine, but not directly - I've put it behind a plastic plant (on the ...
4
votes
1answer
56 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 ...
4
votes
2answers
54 views

How can I prevent Schlumbergera from dropping buds?

I recently bought a Schlumbergera from a reputable garden centre. It had buds on it when I bought it. It soon flowered and within a couple of weeks the flowers have all fallen off and the remaining ...
3
votes
1answer
137 views

My lemon tree, ants, shells. What is this and how to treat it properly?

There are lots of ants around, they just don't like to be photographed :) This is the whole tree: I'm in Sydney, Australia.
4
votes
3answers
611 views

Why is the bark falling off the base of my Corkscrew Willow's trunk?

I have a corkscrew willow, and the bark appears to be falling off around the base of its trunk. It seems as if something could be causing it, but I'm not sure as I haven't see anything obvious. This ...
3
votes
0answers
43 views

What is wrong with this desert rose and how can I cure it?

My desert rose appears to have a disease. Every year, the leaves develop these spots and look terrible. It still blooms every year. Can anyone identify the disease and/or suggest a cure? enter ...
2
votes
1answer
73 views

What happened to my Mass Cane?

Not putting in much thought I moved my plants closer to a light source over the weekend and as you can see in the pictures some tips turned black. Did it get burned? Is it dying? What am I supposed ...
14
votes
2answers
494 views

Is there anything wrong with allowing moss to grow around herbs?

I've started up a pot of Basil sprouts indoors under a lamp, and it seems like some moss is beginning to grow around them. Is there anything wrong with having moss in the same pot? Any problems with ...
3
votes
3answers
1k views

What causes my zucchini leaves to become light yellow?

Please have a look at these images of my zucchini plant: What disease is this and what is causing this? What are the solutions to counter this? Location: India. Weather In May-June: Hot! > ...
3
votes
1answer
265 views

What is the white powdery substance on my Dracaena's leaves?

I bought a Dracaena about 3 months ago. I water it 1-2 times a week and make sure the soil is moist, but not too damp. About 3 weeks ago, it started developing a white powdery substance on the ...
4
votes
1answer
100 views

What's wrong with my mango plant?

about a two month ago, I planted my first mango plant. It was growing nicely and it looked gorgeous. Then week ago purple-red-brownish spots started to appear on the leaves (coincidence or not, only ...
2
votes
1answer
36 views

Night-Blooming Jasmine plant continues to wilt even after treating with baking soda-water spray

I recently purchased some night-blooming jasmine plants. After a week the plants are wilting. I transferred them to new pots with different soil but no improvement noticed. I also sprayed numerous ...
8
votes
1answer
98 views

Is this an ant colony on this fig tree?

Just noticed this on a fig tree and these are everywhere. It's not just on the leaves but on the stems as well. Is this an ant colony on this fig tree, Or something else? This is my ...
1
vote
1answer
56 views

Why the leaves of my guava getting dry and dropping?

I have purchased a guava plant one week ago. from the start of having this tree, some of the leaves getting dry and wavy then start to dropping without getting yellow. is this natural or my tree has a ...
10
votes
13answers
12k views

How do I get rid of pill bugs in my vegetable garden (or is it even the problem)?

I have had multiple plants in my vegetable garden that have seemed to just vanish from the garden over the period of about a week. I have notice pill bugs eating the remains of the plants. They seem ...
7
votes
0answers
61 views

What's destroying my recently laid Kikuya lawn?

About a month ago I had roll on Kikuya lawn planted. Since then the area has had a lot of rain and irrigation and everything seemed to be going okay until recently when portions started thinning out. ...
4
votes
1answer
43 views

What are these red spots on my guava leaves?

I had purchased a guava tree (in vase) a month ago and from the beginning (some leaves had problems when I got the tree), some red spots or areas appeared on the leaves. After a while some of them ...
4
votes
1answer
64 views

How do I get rid of these insects that are in all of my planters?

How do I get rid of these insects that are in all of my planters? I find them only to be in the dirt and not on the plants. To me they look spider mites, but they did not die out when I applied Bayer ...
2
votes
2answers
59 views

Why are the leaves of my rubber plants getting wavy?

I just got a young rubber plant (I think thats what it is). After the second watering I realized the plants leaves were getting wavy or ridged. If it matters, I waited till the mix was dry before ...
2
votes
1answer
69 views

Why is my philodendron getting these brown dry parts on its leaves?

Why is my philodendron getting these brown dry parts on its leaves? You can see in the attached photo where it is starting to get brown (bottom left). In the second photo you can see that almost the ...
5
votes
1answer
61 views

Why is my Majesty palm getting dried out, when the soil is moist and I'm misting the foliage daily?

I recently repotted my Majesty palm and pruned the fronds that were damaged in the past. It all looked really nice and fresh, and I've been misting it every morning. However, I lately realized that ...
3
votes
0answers
44 views

Should I try to treat a Majesty palm tree with brown holes in the leaves?

I purchased a Majesty palm tree, but didn't realize till after I repotted it, that it had lots of brown holes in some of the leaves. Should I prune the damaged leaves or should I just return the ...
4
votes
1answer
47 views

What are the white bugs on my Aeonium and how do I get rid of them?

Some of my Aeonium plants have had this bug issue for month now, so here's how the plant and the bug looks like: I have a 35mm macro lens, and I shot 1 bug (and killed it) So this bug is white ...
4
votes
1answer
33 views

Will garlic cloves that are broken off the root 'plate' still grow?

I bought a bulb of organic garlic to try and grow. While separating the cloves, a couple of them broke off that woody root 'plate'. Will they still grow?
2
votes
1answer
59 views

What causes the base of tomato seedling stems to shrivel?

What causes the base of the stems of tomato seedlings to wither (shrivel up)? I've noticed this happen occasionally. The remainder of the plant is fine until it dies from being separated from the ...
2
votes
1answer
27 views

Why did my Agave plants stop growing shortly after sprouting?

I planted some agave seeds about two months ago, which sprouted into 4 or 5 little 0.5 to 1 inch sprouts within a couple of weeks. However, they haven't grown at all since then. I water them about 1/3 ...
2
votes
2answers
60 views

Why does my repotted cactus seem to be dying?

I bought a cactus from my local big chain DIY store a few years back. It was in a tiny pot and all was well. It's really grown over the years so I decided to re-pot it. I used your everyday compost ...
4
votes
1answer
59 views

Why are my basil seeds instantly covered with a white goo after planting?

I'm trying to germinate basil for hydroponic purposes. When I put the seeds on wet foam, they get almost instantly covered with a white goo (within approx. 1 min). Sorry, I cannot get a picture. ...
4
votes
2answers
64 views

Are these orchids dying? They are flowering but the leaves are turning yellow

We moved and I followed some good advice I got here and moved them to the basement. Prior to that they sat in late summer sun for a week until we arranged everything in the house. At that time it ...
1
vote
1answer
63 views

What's Wrong with this Orchid?

I had previously asked a question about my Orchids (How Should I Take Care of These Two Phalaenopsis Orchids with Different Behaviors?) and I've read the other questions on the website, however I ...
4
votes
1answer
98 views

What is wrong with my Philodendrons' stems and roots?

The stems of my Philodendron 'Brasil' are getting brown and soft. Is it some kind of disease? I'm growing them hydroponically. Click photo for full size
5
votes
1answer
38 views

What is this disease on my lime plant? [duplicate]

What is this disease on my lime plant? And how to fix it?
2
votes
1answer
57 views

What are these round, white, waxy things on my cycad?

What are these white things on this cycad? Are they some kind of bugs, or are they seeds?
1
vote
1answer
126 views

Orchids not flowering

I have these orchids that I bought three years ago, and they are not flowering. At the beginning they almost died because of insufficient light in my home. I moved them next to an always-on artificial ...
3
votes
1answer
97 views

How can you get orchids to bloom again? [duplicate]

My aunt has several varieties of store-bought Phalaenopsis orchids which were blooming when she bought them last spring. However, after the blooms fell off, they did not bloom again. Throughout the ...
3
votes
2answers
5k views

Why is my pine tree turning brown?

I have 4 pine trees (not sure the type but they look like Christmas trees) in my back yard. They were planted at the end of May by the people that we bought the house from. One of them has turned ...
1
vote
1answer
52 views

What's wrong with this dwarf white pine?

This pinus strobus nana is about four years old and has done very poorly this year. Alkaline clay base soil with a full sun, south exposure and a mulch of pine needles. The soil has a ph of a little ...
4
votes
1answer
62 views

What is this pest on my hydroponic basil and how can I remove it?

Here are some snapshots of hydroponic basil growing in Thailand. Within a week I've had some pest, it looks like some tiny dark-red arachnids, spinning web on young leaves and crawling mostly on the ...
1
vote
2answers
112 views

Hedge plant (Photinia Robusta) looks like it is dying. Is there anything I can do?

The plant (in the foreground of the picture) appears to be dying after a storm last tuesday. The leaves has got a darkish colour, and the flowers are turning brownish. They are supposed to be bright ...
5
votes
1answer
68 views

How do I treat and care for trees infested with borers?

One of my apple trees recently started to look like it's dying (leaves dying when they shouldn't, bark peeling, lack of fruit, new branches growing and then quickly dying). My neighbor looked at it ...
3
votes
2answers
224 views

What is this houseplant, and what can I do to keep it from going downhill?

Looking for help with this plant we recently got. Not much of a plant person, but struggling with this one in particular. Don't know what it is..but I think it's slowly going. I think the soil is ...