![]() In this way, the tomato plant will not die and stay healthy. Prevent watering the top part of the plant to avoid wilting. Watering in the evening can result in tomato wilting but in the morning, it does not affect too much. To prevent wilting, water the plants at their base in a way that does not splash foliage. Quick diagnosis is the best possible way to keep the plants healthy. Inspect the plants every day in your garden for any damage. Use a soaker hose while watering instead of an overhead sprinkler as this greatly reduces the water that you’ll spray on the leaves. Plant tomatoes in that section of soil that has not been used for the last two years for any member of the Solanaceae Family like eggplants.Īlso read seed packages and plant labels attentively and pick up the variety of tomatoes to plant which is resistant to Blight.Ĭage the plant in a way that tomatoes grow vertically of the ground and mulch well around plants. While planting tomatoes, be prepared to prevent Blight. If the Blight has spread on more than just leaves and affected the stems and caused broken tomatoes, then apply Daconil Fungicide (Ready to Use ) as it keeps blight from causing further damage and kills fungal spores. To prevent fungal spores in the plant, mulch with natural mulch, straw, or wood chips around the tomato plant’s base. ![]() The very common and important treatment is to remove the leaves affected by blight and either burn them or throw them in the garbage immediately. Lastly, don’t reuse the soil where the infected tomatoes are planted.Īfter blight is properly identified, it can be restricted quickly from spreading. Apply fungicide if blight has affected the stems of your tomato plant. Mulch around the tomato’s base to prevent fungal spores growth. To stop tomato blight, remove all the affected leaves, throw them in the garbage or burn them. Frequently Asked Questions about How to Stop Tomato Blight.This may be the year where you grow that 4 lb. Water your plants the day before spraying, hydration is important! Do not spray pesticides, fungicides, fertilizers or herbicides when it’s in the high 80’s or 90 you can damage your plants. Repeat fungicide treatments every 7 to 14 days. Clean your knife with rubbing alcohol before trimming the next plant to prevent the spread of the disease. A day after treatment, remove the lower branches with sharp razor blade knife. If possible time applications so that 12 hours of dry weather follows applications. Thoroughly spray the plant (bottoms of leaves also) with Bonide Liquid Copper Fungicide concentrate or Bonide Tomato & Vegetable. Tomatoes that have early blight require immediate attention before the disease takes over the plants. Mulch the soil around the tomatoes with black or red plastic, landscape fabric, straw (not hay which contains weed seeds), dry grass clippings (if you don’t use weed killers) or compost.The distance from ground to bottom branches should be a minimum of 2½ feet. Remove lower branches as plants grow to avoid soil splash back.Plant resistant or tolerant tomato varieties.Aphids and White flies can spread diseases Don’t put your plants to sleep with wet feet! Water the soil around the plants in the morning only No overhead watering.Space plants apart for good air circulation no closer than 3 feet.Remove all garden crop residue a thorough cleanup is essential.Once the first infections have occurred, the spore production spreads the problem rapidly. The fungus spends the winter in infected plant debris or in the soil where it can survive at least one and perhaps several years. Leaf Blight begins on lower older leaves and works upward leaves wither, die and fall off. Symptoms occur on leaves where circular lesions to ½” in diameter are produced within these lesions dark concentric circles can be seen. Infections are most prevalent on poorly nourished or otherwise stressed plants. Fruit from defoliated plants are also subject to sunscald.Īlternaria sporulates best at about 80 degrees when abundant moisture is present. Early Blight causes infection of fruit and loss of plant vigor. Alternaria Solanica is perhaps the most common foliar disease of tomatoes. The yellow leaves with brown patches are caused by a fungal disease called Early Blight. Several of our customers have brought in samples of their lower leaves of their tomatoes. ![]() It won’t be long before you’re enjoying a slice of delicious, juicy homegrown tomatoes. Pesche’s Garden Center offers both organic and natural controls. Aphids and white flies are now a problem. Keep up with feeding and proper watering.
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