Although rose growers seem to generally know what they are doing, it might be helpful to remind them to pick off all diseased leaves.

Pick off any diseased leaves and put them in the garbage or burn them.

That gold paint reminds me always that I must not bring dishonor to the family, as if one diseased leaf might kill the tree.

This leaf-mimic katydid resembles a dead or diseased leaf at rest to protect itself from the predators.

A. It's not a good idea to add diseased or insect-covered leaves to a home compost pile.

Because rust spreads rapidly once infection has begun, the constant policing of diseased leaves is essential.

Then, remove diseased leaves from rose bushes and beds.

Removal and burning of diseased leaves gives some measure of control.

I suggest you start by picking off all the diseased leaves and fruit and discarding them.

Keep the tomato patch clear of diseased or brown leaves.