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Downy mildew

Downy mildew is a summer and fall disease that usually spells the end of crops.

Four roma tomatoes on the vine

Roma tomato, disease-resistant and nearly seedless

The Vegetable Patch
Black necrosis on leaves with a yellow border are the marks of alternaria, or early blight, on tomato plants

Tomato early blight, the dreaded Alternaria fungus: alternatives to beat it

Treating diseases and pests
Tansy benefits the garden very much

Tansy, a wonderfully versatile plant for the garden

Special reports
Summer vegetables and tomato care

Around the summer vegetable bed

The Vegetable Patch
Easy growing for vegetables without even treating

No-treat vegetable patch: easy peasy

The Vegetable Patch
Potions with plants on a bench, fertilizers and treatments

Magic potions from plants… for plants!

Treating diseases and pests
A flower-filled garden bed in July

July garden tasks for a fulfilling summer

Month after month
Bordeaux mix fungicide

Bordeaux mixture, an effective treatment

Treating diseases and pests
Diseased tomatoes infected with tomato blight

Tomato blight, effective organic treatments against downy mildew

Treating diseases and pests
Tomato plant with no disease

Tomatoes without diseases

Treating diseases and pests
Downy mildew

Downy mildew, techniques and organic treatments to avoid it

Treating diseases and pests