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Questions tagged [rust]

Plant diseases caused by Pucciniales fungi.

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9 votes
1 answer
544 views

Orange Spots on Monstera Deliciosa

I got a Monstera Deliciosa a few months ago and it’s been doing ok, recently I realized that a few leaves have a bunch of orange ish spots on them and the underside of the leaves looks even worse, ...
Lilly's user avatar
  • 91
2 votes
1 answer
55 views

What is this thing on the leaf of a Highbush blueberry (Vaccinium corymbosum) bush near a pond on Long Island, NY?

My first thought was some kind of insect eggs, but then it seemed reminiscent of some kind of fungal fruiting body.
That Idiot's user avatar
  • 7,039
1 vote
1 answer
39 views

Melampsora toxicity

We today collected some wild garlic leaves (Allium ursinum) in the garden, and we found small points on the leaves. They are white or yellow, it's difficult to tell because the points are just half a ...
TheEagle's user avatar
  • 111
1 vote
2 answers
465 views

Removing corrosion from tools

I had some Cabot Wood (deck) cleaner spill on my garden tools (in particular a couple of shears). It probably sat there for a few weeks before I noticed it. Now the steel parts are quite corroded. ...
Mike Eng's user avatar
  • 339
1 vote
2 answers
845 views

Metal rust with soil

We have raised iron beds in our organic community garden. They are going slightly rusty, will this be OK for the plants?
Linda Lewis's user avatar
3 votes
1 answer
2k views

Rust looking spots on most of the leaves of an Indian Guava (Psidium guajava)

My Indian Guava (18 months) has been getting more and more rust looking spots on its leaves. Front side: Back side: Is this a nutrition issue? (They are given a weak fertiliser about once every ...
Shane Gadsby's user avatar
5 votes
2 answers
2k views

How should I deal with garlic rust after the harvest?

I've grown garlic that got infected with garlic rust. I had some luck in that the infection started late in the spring so the bulbs are actually pretty big - around 60g, cleaned. The garlic stems and ...
sanjihan's user avatar
  • 1,643
3 votes
1 answer
6k views

Brown spots on herbs - treatment and are they ok to eat?

The leaves on all my garden herbs (mint, sage, oregano, thyme, lemon balm) get yellow-brown speckles from late spring, which by late summer almost entirely cover the leaves. What might this disease (...
aucuparia's user avatar
  • 153
2 votes
2 answers
2k views

Repotting diseased chilli plants - possibly rust

My chilli plants appear to have developed rust after a bad attack from aphids! See photo below The leaves have also gone curly: My plan is to repot the plants, washing away the old soil and ...
Theo's user avatar
  • 155
3 votes
1 answer
3k views

How should I treat Frangipani rust?

My frangipani experiences rust. How should I best treat/protect my plant from rust (all year round)? My plant experienced severe rust during December/January (Australian Summer). It was a very wet ...
Valamas's user avatar
  • 538
8 votes
1 answer
320 views

How do I get rid of box rust in December? Will fungicide work?

I have two buxus which have suffered a lack of water due to irrigation failing in the summer and no time to hand water them. There is a definite orange tinge to the first 2 or 3 inches of top growth. ...
Stu gardener's user avatar
11 votes
2 answers
7k views

How do I treat rhubarb rust?

I have a small rhubarb plant and one of the stems has gotten some rust on it. What should I do? (there are only 3 small stems on the plant)
Dale's user avatar
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