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It’s difficult to treat bacterial leaf spots, but you can use bactericides to suppress the infection on the leaves.
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High humidity and wet conditions also contribute to the rapid multiplication of this bacteria. This bacteria spreads via rain splashing and pests. If left untreated, the infection can spread throughout the tree and cause early defoliation, which impacts the fruit size and leads to winter damage. The infected leaves can also turn yellow before falling. This bacteria can overwinter, and once the temperature reaches 65 degrees Fahrenheit (18 degrees Celsius), it starts multiplying.Īs the infection spreads, the red spots on the leaves will turn into holes which further destroy the appearance of the leaves. The reddish-purple leaf spots caused by this bacteria have a white center. This disease is also known as the bacterial shot hole, and it’s a common issue for old peach trees. Xanthomonas campestris pv.Pruni is a bacteria that causes red spots on peach tree leaves and even infects the fruit. Always use well-draining soil to avoid trapping unnecessary water in the soil. It could also be due to poorly draining soil or container.
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Improper drainage can also lead to overwatering. The frequency can vary depending on the temperature in your region, rainfall, crop size, and the age of your peach tree. But in winter, this frequency reduces to every five days. Generally, in summer, a potted peach tree needs to be watered every day. Make sure you water the potting soil only when the soil dries. Potted peach trees need more water than those growing in garden soil, and this means they have high chances of overwatering. Proper watering will not only maintain the leaf color but also plays an important role in fruit production because Peach fruit contains 87% water. I would highly recommend adjusting the irrigation system to maintain a steady supply of moisture for a healthy peach tree. Overwatering can be easily be avoided by regulating the irrigation system according to the water requirements of the peach tree.īut, don’t forget to monitor the amount of water distributed by the irrigation system as this is important as well.Ī mature peach tree requires several gallons of water every day in the growing months of July and August. Overwatering can also kill the root system of the peach tree and reduce the lifespan of this fruit tree. This is the leading cause behind red spots on peach tree leaves. Top Reasons for Red Spots on peach tree Leaves peach trees are also vulnerable to rust and leaf curl that can cause red spots on the leaves before they start falling from the tree. But red spots can also be caused by chemical toxicity or lack of nitrogen. Red spots on a peach tree are caused by overwatering combined with poor drainage. What causes red spots on peach tree leaves? This article discusses everything about red spots on peach trees in detail. Initially, these spots might only disfigure the leaves, but it is important to note that they can impact the fruit production of your peach tree. Growing a Peach fruit tree in your garden gives you the luxury of enjoying homegrown peaches.īut if you do not maintain a good care schedule for your peach tree, it can fall prey to diseases or issues like red spots on the leaves.