#Blight treatment for tomatoes how to#

Prevention Two of the best ways to prevent tomato blight are mulching to create a barrier between plants and soil and spacing to improve air circulation. If you follow these few points of action, you will have done most of what it is possible to have done to prevent and stop tomato blight. Managing tomato blight can be broken down to three basic points of action: Prevention, Treatment, and Stopping the Spread.Įach of these points can be broken down to just a handful of action points (or less).

#Blight treatment for tomatoes how to#

This guide breaks it down to just the basics of how to prevent and treat tomato blight. For More Details on Preventing and Treating Tomato Blight:Ī Simple Guide to Tomato Blight Treatment It is wise to have a fuller understanding of tomato blight prevention and management, but when time is of the essence, it helps to have a fast-action guide to refer to.A Simple Guide to Tomato Blight Treatment.When it comes to tomato blight, fast action is the key to a cure! (Or at least, control that will give you a good, usable crop-it's almost impossible to actually “cure” your garden of tomato blight, but you can manage it, live with it, and overcome it to save your harvest.) Jump to: If conditions are moist, you might even want to act preventatively. When blight starts to show its hand, you have to act fast. This is a good quick reference if you need a fast primer on how to prevent tomato blight and a quick-look reference for what to do when you have blight in your tomato patch. Very quickly, in real-time, here’s a fast and simple guide to managing tomato blight. How to identify tomato problems and prevent them. Īre bumps on tomato stems harmful to plants? Tomato sunscald: why too much sun can be hazardous to tomatoes.īlossom end rot: how to identify, treat, and prevent it. Why a tomato cracks and what to do about it. Stink bugs: how to identify and control them on tomato plants.īlossom Drop: why fruit doesn't set and what to do about it. Tomato worms-cutworms: keep them away with stem collars. Tomato hornworm: how to identify and control it. Learn more on our Tomato Diseases Pinterest board. How to choose and apply fungicide to tomato plants. How to choose a garden sprayer that is best for you. Why Do Tomato Leaves Curl – and What To Do About It. How to understand tomato disease resistance codes. How to identify and treat phosphorus deficiency in tomatoes. How to identify and treat bacterial wilt. How to identify and treat verticillium wilt. How to identify and treat gray leaf spot. Tomato anthracnose: how to identify and treat it. How to identify and treat Septoria leaf spot. Remove and destroy affected plants at the end of the season.ĭifferent kinds of tomato blight and how to tell them apart.Stake tomato plants for better circulation.Mulch with black plastic or landscape fabric to prevent fungus from spreading up onto leaves.Water the soil – not the plants – to prevent splashing.Give tomato plants extra space (more than 24 inches) to let air to move among leaves and keep them dry.Plant tomatoes in a raised bed to improve drainage and prevent diseases from spreading.Plant disease-resistant hybrids to strengthen your plant’s chances of being blight-free.Spores can be dormant in the soil for several years. Other diseases (such as late blight, Septoria leaf spot, and gray leaf spot) can also be controlled by these biofungicides and fungicides, so application is multi-purpose. You may also choose Mancozeb or Maneb, although these have longer wait times before you can harvest tomatoes safely than does chlorothalonil. Some gardeners prefer chemical fungicides, the best of which for tomatoes is chlorothalonil (sold as Fungonil, Daconil, or under other brand names. Or you can treat it organically with a biofungicide like Serenade. You can apply until the leaves are dripping, once a week and after each rain. Treat organically with copper spray, which you can purchase online, at the hardware store, or home improvement center. Treat it as soon as possible and on a schedule. Once blight is present and progresses, it becomes more resistant to biofungicide and fungicide.Remove and destroy infected leaves (be sure to wash your hands afterwards).The best control measure for tomato blight is prevention (see below).