Questions tagged [mildew]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
0answers
22 views

Treating powdery mildew

Our tomato plants got powdery mildew problem, because of wildfire at west coast, there was not much sunlight, and even some leaves at top has powdery mildew problem, as you can see in the first ...
1
vote
0answers
27 views

Is this powdery mildew? Plant is potted and was unwatered for a long period

A potted everlasting sweet pea in my garden nearly died due to lack of water earlier this year. I managed to revive it but its older leaves are yellowing and have what looks like powdery mildew ...
4
votes
2answers
61 views

Diagnosing white fuzz on kale. Is this powdery mildew?

I think I'm dealing with powdery mildew, but I want to confirm that diagnosis. Context: I'm in Portland, OR. I've got several raised beds with a couple kinds of kale, broccoli, brussels sprouts, some ...
3
votes
2answers
113 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 ...
0
votes
0answers
17 views

Mini Kalanchoe Care Questions

I just got this plant Sunday and it's white spots/dust has been growing. I googled and am assuming it's powery mildew. Is that correct? Regardless, this little guy looks like he needs some serious ...
5
votes
1answer
99 views

Are these Holly tree leaves affected by White Mildew?

I just noticed that one of my Holly trees has some leaves with white tips like these: It doesn't quite match pictures I've seen of White Mildew online, but I've never noticed this before so wanted to ...
6
votes
1answer
175 views

Powdery mildew on oak (Erysiphe alphitoides?)

I have an oak (Quercus robur) sapling I've grown from seed in a pot (it is 2 years old) and its leaves are exhibiting a powdery white mildew. After some searching online I think it's a case of ...
2
votes
1answer
453 views

Is having moss in your terrarium similiar to a layer of activated charcoal?

I am making a terrarium and almost everywhere (on the web) it says to add a layer of activated charcoal between the soil and drainage rocks. I plan on creating a sort of 'meadows' look by making small ...