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4

I would not intentionally compost any plant material with a fungal infection. Fungal spores stay dormant in the soil. Good horticultural practice says you'll plant your garlic elsewhere next year, so you'd reduce the risk of transmitting the rust, but you're asking for problems if you spread this material around in a year or two's time in your compost. ...


4

The Yates rose gun seems to get rid of rust on frangipanis. I have had some good results in Broome and Melbourne using this product.


4

Q. Is there a reason your rhubarb is standing in water? Rhubarb prefers even moisture during the growing season (but does require well-drained soil), it most definitely does not like standing in water... If it has been standing in water for a while, I would hazard a guess you're seeing a form of fungi (disease) brought on by crown rot. Rhubarb isn't ...


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Do you have just spots, or do some of those spots have holes? If there are holes, then according to "The Organic Gardener's Handbook of Natural Pest and Disease Control", another possibility is rhubarb curculios: yellowish gray, powder covered, 1/2-3/4 inch snout beetles. They eat into the stalks to lay eggs. To control: Handpick adults. Eliminate ...


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Puccinia allii is dispersed by the wind but that's because it sporulates on the infected leaves spreading the infection. The spores persist on infected material and can reinfect your garlic the following year when the spores can be splashed back onto the new garlic leaves. That's why it's recommended that once you have an infection you should not grow ...


1

Chillis don't like you touching their roots, don't change the compost. Also it looks like you may have thrips as well, unless the leaf deformation is due to the aphids.


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With the Buxus or Boxwood it is very common for the plant to discolor in winter, especially if they're not protected from the sun and wind. I would bet you're experiencing drying and not rust. A picture would confirm that though.


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