Questions tagged [fungus]

For questions about growing fungi or curing fungal diseases.

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1answer
47 views

Not sure what is happening to tomato plant

Not sure what is happening to my tomato plant. Plants have been in a really sunny spot. We had been in a drought, but we’re consistently watered. Then the last few days it started raining pretty heavy ...
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0answers
12 views

Hollyhock deteriorating immediately after blooming

I live in Denver, CO and last year I planted 2 Hollyhock plants in my backyard. The plants were about 1 foot tall when I put them in the ground and they are in a spot where they get full sun/plenty ...
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2answers
89 views

How effective is neem oil as a preventative measure against powdery mildew?

I regularly use neem oil in my garden to help suppress the presence of white flies, aphids and certain soft-body caterpillars. I'm curious if neem oil can be effective in addressing powdery mildew on ...
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1answer
15 views

Newly Transplanted Palm with Fungus Issue

Hello all. I had 2 palms put in June 9th 2020. Both of them were hurricane cut. The healthy one, not picutred here, still had a couple of fronds and looks great. The other - these photos - has ...
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9 views

Can I safely spray copper fungicide for peach leaf curl during summer?

My family has a peach tree with severe leaf curl which they did not notice; I picked up some copper octanoate (0.08%) fungicide today as soon as I noticed. With about half the leaves damaged, I'm ...
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1answer
32 views

Tiny black spots on blue morning glory plant

Does anyone know what these tiny black spots on the leaves of my morning glory plants are? It seems that the spots are only on the top of the leaf, not under. I also saw a couple on a petiole. I was ...
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1answer
37 views

Brownish yellow spots on monstera

Spots have developed on the leaves of my monstera deliciosa, and I've found nothing online that's quite like it. It's not on top of the leaf, can't be wiped off, and it's not growing in regular ...
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1answer
39 views

Grey spots on Clematis leaves

One of my clematis Tekla stopped growing a month ago and sort of froze in time. Its leaves started having grey spots and new growth leaves dried out as you can see from the picture below. Initially I ...
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2answers
47 views

White spikes under water spinach leaves

My water spinach plants are covered with these spikes. They are hard when I poke at them with a knife. They are mostly on the underside of leaves but sometimes also break to the topside. The leaves ...
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1answer
27 views

Morels growing in planter pot: leave them alone, or extirpate?

We have a planter with a tomato plant and a bell pepper (capsicum) plant. A few months ago, during wet weather, many morels (specifically what appears to be Morchella rufobrunnea) started to appear ...
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1answer
20 views

Fungus gnats and mushrooms in a Walmart strawberry plant

Two weeks I bought a $10 everbearing strawberry plant from Walmart. It looked the most alive out of all the Walmart options. I immediately repotted it into a larger pot that stays out on my balcony. I ...
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6 views

Spots on cucumber leaves

Two leaves from teh same cucumber plant, thinking these are two separate issues (lucky me). As seen in the photo, the lesions on the left are pale tan and don't really look like they're bounded too ...
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18 views

Is this a fungus?

I began seeing this all over a mostly shaded part of my lawn. Especially where I’ve fertilized and watering (hoping for grass seeds fo grow). What is this and what should I do?
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1answer
38 views

Seeking help diagnosing leaf health, pictures attached

Newly transplanted plants both appear to have unhealthy leaves. Seeking help identifying and treating said problem. Help is appreciated ty!
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22 views

Is this Bacterial Leaf spot? Root rot? Fungus? Please Help

I got this little cupcake about 2 weeks ago and since yesterday I noticed some new spots that are developing, and now my heart is sinking that it might be bacterial leaf spot or root rot and its a new ...
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1answer
21 views

Is it normal for rosemary leaves to have these brown spots on them?

I've had these brown spots appear on leaves that have matured, but they seem to not have any effect on the plant as my rosemary keeps on growing. I would like to know if they are some sort of fungal ...
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0answers
23 views

Monstera Thai - Is it Rust Fungus? Thrips? Me Being a Hypochondriac? :))

I got this beauty about 2 weeks ago and ever since she came home she has had those bumps under 3 of her leaves. This is the leaf that is the most affected. I have been googling day in and night and I ...
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1answer
33 views

Oyster mushrooms turn reddish brown, pretty much every time. Is this a moisture or temperature or some other problem? Pls help

This is my 6th or 7th batch of mushrooms, and they all eventually turn the same kind of reddish brown and the caps don't really form. I've managed to get a couple of good flushes, but something is ...
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1answer
33 views

identify plant and problem. maybe a Sansevieria?

A friend gave me this plant but didn't know what it was. I thought it could be some kind of Sansevieria, but I'm not sure. But the problem is the leaves are getting yellow, and I don't know why. The ...
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13 views

Can Copper Fungicide be used on an apple tree with fruit already growing?

I was wondering if its possible to cover the growing apples with a plastic bag while I spray the leaves with this Copper Fungicide. I read somewhere that your not supposed to spray the Copper ...
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1answer
21 views

Fungal or bacterial infestation ? Pachypondium Lamere or Pin Palm

I have this Madagascar Pin Palm or Pachypondium Lamerei which has been attacked by some kind of fungal or bacterial infestation. I've been using an antifungal solution, yesterday was the 3rd ...
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2answers
26 views

Help with columnar blue spruce

Last summer (and after checking info on posts here) I planted three columnar blue spruce trees (picea pungens fastigata). In the fall, I noticed needles losing color and later dropping, leaving ...
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1answer
38 views

What are these white fuzzy growths on the soil of my lawn?

This morning, at about 11am, I went outside and found white fuzzy patches growing on the exposed soil of my lawn in a shady spot (in north-west England). It does not appear to be on the grass itself. ...
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14 views

What is this white residu on my bamboo?

I was wondering what the white thing on my bamboo leaves is. It's near a fountain so I thought maybe it's tesidu from whatever is in the fountain but now I'm wondering if it could be some kind of mold....
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1answer
30 views

Grey stem on Butterfly Palm

I'm a new plant mum and my butterfly palm doesn't seem to be too happy! I've got a grey growth on one of the main stems and it appears at the roots too - any advice what to do? I don't over water it (...
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1answer
64 views

Avocado leaves dying: is it the fungus or the fungicide?

My 18-month-old avocado tree has had a fungus a couple times, which I have successfully treated with a generic fungicide spray for ornamental plants (Penconazole, Dodine). It lives indoors year-round ...
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23 views

good or bad guys in compost bin?

I am making this compost at home using green and brown materials (egg shells, banana peel, kitchen waste, dead leaves, green leaves, etc.). While there is no bad smell or any liquid discharge, I ...
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38 views

Am I overwatering my cherry & beefsteak tomato plants or do I have some kind of fungus?

I'm new to gardening and this is my first real try. I've grown some cherry and beefsteak tomato plants (and other veges) from seedlings and have had them growing for a month or so. Some of my tomato ...
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0answers
21 views

What is this disease on my Christmas Palm, and how do I treat it?

I bought this Christmas Palm 10 weeks ago, and it was healthy and full, with no signs of disease. I'm in Ft. Lauderdale, zone 10. I placed the palm on my sometimes windy, south-facing balcony. I ...
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1answer
34 views

Green mould/mushrooms on houseplant soil

I recently took some cuttings from a friend, let them root in water, and then planted them. About a week later, suddenly there’s lot of green fungus/mould on the top of the soil! Any help ...
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1answer
33 views

what's my tomatoes problem? is that a fungs? what's the solution

it take all of the plants and we use several fungicide like chlorothalonil but it didn't work.
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3answers
922 views

What are these fungus-like things in my tree?

A few days back I realized there is some kind of fungus-like growth on my lemon tree and it has affected the plant growth so much. The leaves just don't grow and the tree seems to dry out. Today I ...
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2answers
46 views

What is this white tuber on my cactus?

Yesterday I noticed that my cactus had a white tuber type thing growing out of it. Is this normal? It's almost doubled in length in the past 36 hours.
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1answer
39 views

Should I tell my vineyard consultant to spray my fruit trees with the sulfur he sprays on the vineyard?

We have a very small (450 vines) pinot noir vineyard that we are raising organically. My vineyard consultant has people spray the vines with sulfur a few times each season. Last year, one of my ...
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20 views

What is causing my avocado tree rot on leaf

I’m a newbie to growing avocado tree. This guys been growing for afew months and has recently started getting light brown spots on one of its leafs. The other leafs look okay apart from one or two ...
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0answers
28 views

Small powdery white around bottom of stems of a Peace Lily, and some brown lesions on some of the leaves

Problems: I recently noticed some small powdery white regions around the bottom of some of the stems on my peace lily, below are some examples: They become less prominent when wet, but are visible ...
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18 views

Black mold on top of soil

2 days after pulling hydroperoxide around the stem of a plant to possibly kill root rot dark black mole looking substance formed around the area where the powder peroxide was poured what is that
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34 views

Possible lawn fungus, brown patches have spread

I am located in the chicago suburbs with kentucky bluegrass (sorry for the typo) as the grass type. We had a mild winter and am wondering if the attached (brown patches) are fungus. I noticied it ...
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1answer
55 views

Ficus big black spots AND white maggots

My Ficus developed black spots (see image), and lost some leaves. When I removed the pot from its ornamental pot, I spotted some white maggots, around 1-5mm (see bad image). Do the maggots have ...
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0answers
103 views

Is this white root rot on my philodendron?

I got this plant from my mother, who had been keeping it in a pot that doesn't seem to drain. I was digging around to see if there was gravel at the bottom or if I'd need to repot, and discovered this ...
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2answers
120 views

Found this cotton like mold in areca palm in earthed plant

Found this in my areca palm trees planted in ground. The place is moist and recieves lesser sunlight. Should this be treated with some fungicide or just a raking of soil would do ? It is winter ...
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2answers
554 views

White growth on young walnut tree - is it an illness?

What is this white growth on this young walnut tree? Is it a disease or a harmless fungus? If I remove one, a visible hole is left in the tree. Other nearby trees do not have this so far (there ...
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1answer
63 views

Is this some kind of moss?

When I took the lid off of a large container of my composted soil that I had stored in the garage, I found this! Small whitish little balls all over the top of the soil and growing up the side of the ...
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1answer
388 views

What is happening to my Dieffenbachia, and what can I do about it?

BACKGROUND I brought 2 similar plants, of this same Dieffenbachia (see attached photo): Both were brought from the same nursery Both were brought at the same time Both were placed in new (never been ...
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2answers
73 views

What is this white thing growing at the base of this tree?

This white mass has started growing at the base of this tree, we are curious what it might be? any thoughts appreciated. Were thinking it is some kind of fungus, but would love to know more. I am also ...
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1answer
35 views

Black Growth on Eucalyptus Seedlings (E. gunnii)

I have a number of eucalyptus seedling that are still quite small (from one to five centimeters). After bringing the ones I had outside during the summer back indoors most of them got a black fungus ...
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3answers
60 views

Dealing with fungus and molds

I'm interested in ways to deal (remove) fungus from spaces used to germinate seeds. I noticed that hydrogen peroxide, isopropylacohol and baking soda. Are these just for fungus or mold too?
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34 views

What's all the fungus-like thing on my Jasmine plant

My night-flowering jasmine which is a species of Nyctanthes, native to south and southeast asia, has suddenly developed white-fungus like growth - calling it fungus-like since I am not sure it's ...
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0answers
22 views

What fungus is this? (Peruvian amazon fungi)

I found what I think is a fungus (Ascomycetes division?) in the Peruvian rainforest the first week of August. Does anybody know at least the common name/genus of it? Thank you so much!
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2answers
49 views

Lantana flower blight ( not leaves)

I have several colors of lantana bushes, now three years old , growing well and up to 5 ft tall They get nearly full sun and generally good water ( an edge with shade has azaleas that have a high ...

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