Cedar-apple rust requires a nearby juniper plant to carry out its full life cycle. The common Eastern redcedar, Juniperus virginiana, is usually the second host of the disease.

Cedar apple rust produces four types of spores: teliospores, basidiospores, spermatia (which aren’t really spores) and aeciospores. Cedars infected with cedar apple rust form golf ball-size ...

The cedar in the name cedar-apple rust indicates that this disease needs two host plants - a susceptible cedar and apple - in order to survive. To complete its life cycle, the fungus has to ...

All winter long, cedar apple rust has been lying dormant as reddish-brown galls on the twigs of juniper. These woody galls are from 1/2 to 2 inches in diameter.

One type of rust disease known as cedar apple rust can also infect your fruit trees and spoil your harvest. You can apply a fungicide in the spring if your cedar is prone to rust disease.

Cedar-apple rust (Gymnosporangium juniperi-virginianae) is a fungal disease that requires two plant hosts to complete its lifecycle. The first host is red cedar (Juniperus virginiana).

Cedar-apple rust is a fungus disease of apple and cedar and spends parts of its life cycle on each host. It is caused by Gymnosporangium juniperi-virginianae.

Cedar apple rust: The bad symbiosis Raj in Vienna writes: “My six-year-old semi-dwarf apple trees get infected every year by rust that devastates the fruits and leaves.

Published 12:00 am Sunday, April 19, 2020 By Darrell Blackwelder Cedar apple rust is a fungal disease I got an email last week with a couple of photos about cedar trees.

Wet weather leads to rust complex for some plants Symptoms include leaf spots and black dots on the fruit surface. Cedar apple rust on Juniperus virginiana (Eastern red cedar). CONTRIBUTED PHOTO ...

A: It’s hard to prevent rust infections on vulnerable plants unless you are willing to apply several preventative treatments of fungicide. I would not recommend that, since fungicides can harm ...

The best way to deal with cedar-apple rust is to avoid it altogether by planting a rust-resistant variety of crab apple or apple. Rust-resistant crab apples include Adams, Golden Gem, Beverly ...