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

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4
votes
1answer
130 views

Does moss sprout leaves?

I had some moss in one of my seedlings pot and I asked what I should do with it here in GSE. I was assured it was mostly harmless so I left it be. However, a couple of days ago, it has sprouted ...
3
votes
1answer
76 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 ...
1
vote
0answers
30 views

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

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
44 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
76 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 ...
5
votes
2answers
177 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 ...
6
votes
1answer
83 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 ...
4
votes
1answer
58 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 ...
3
votes
1answer
138 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.
3
votes
0answers
46 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
503 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 ...
2
votes
1answer
37 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 ...
9
votes
1answer
100 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 ...
7
votes
0answers
65 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 ...
2
votes
1answer
70 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 ...
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 ...
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 ...
5
votes
1answer
65 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 ...
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 ...
4
votes
1answer
48 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
60 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 ...
3
votes
0answers
46 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 ...
2
votes
1answer
29 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
62 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
61 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
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 ...
1
vote
1answer
65 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
101 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
59 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?
4
votes
2answers
65 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
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 ...
5
votes
1answer
69 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 ...
1
vote
2answers
114 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
92 views

What is killing my moss?

We have great moss growing between and on the bricks on a patio on the north side of our house. It always seems to do well. This fall I slipped on what I thought was mud, but actually appears to be ...
2
votes
0answers
32 views

What's happening to my tomato plant leaves? [duplicate]

Can you help me identify what this is on my tomato plant leaves? It's like inside the leaf..you can't feel it by touching the leaf. If the info helps, the plants are in a container.
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
2answers
215 views

What caused the leaf scorch on my Dracaena deremensis 'Lemon Lime' and what should I do about it?

I have a Dracaena deremensis 'Lemon Lime' in my office. Several month ago it began to show leaf scorches. The gardener that sold it suggested it could be a symptom of sun burns. I then moved the ...
4
votes
1answer
54 views

How should I care for this houseplant to prevent wilting?

Is anyone familiar on the name of this plant? I seem to have problems with it wilting during the day, with or without sunlight. I water this regularly during the day and started applying complete ...
3
votes
1answer
52 views

Should I be concerned about twisted galls on my lombardy poplar trees?

We have lots of large twisted galls on our lombardy poplar trees' leaf stems. I've heard that twisted galls on poplar trees are not a threat to the tree. So, I'm not worried about them killing the ...
2
votes
3answers
516 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 ...
4
votes
1answer
73 views

Why are my blackberry leaves tasting like sulfur?

People don't always realise but you can eat a certain amount of blackberry leaves (and use them as herbs to make tea for diarrhea and stuff). The tea usually tastes and smells pretty good (kind of ...
3
votes
2answers
106 views

Why did the leaves on my Christmas cactus suddenly change texture and colour?

I've been growing a cloned Christmas Cactus now for a few months, and it has been doing quite well. I moved to university 4 days ago (from Swindon, England to Bristol, England) and today I notice that ...
2
votes
1answer
38 views

What could be keeping Crepe Myrtles from flowering?

3 mature (8-10') Crepe Myrtles (var. Raspberry Sundae) were installed approximately 4 years ago on a property on the south fork of Long Island. They seem to be thriving, and grow well each year. ...
6
votes
1answer
269 views

Why is my cactus droopy?

I have a cactus (pictured) which I bought about a month or so ago. It has been slowly drooping, although the tag said to keep it dry in winter and I have only watered it once when I re-potted it. The ...
3
votes
1answer
175 views

Why are my indoor strawberry's leaves turning brown?

There is a problem with my strawberry, see the photos It's been growing in this container for about four months. It grows indoors. I have fed it recently, after that the leaves started to turn ...