why are the leaves falling off my crabapple tree?
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The fungus, Venturia inaequalis, known as apple scab, is a leaf spot disease that can cause serious leaf drop on susceptible crabapple trees. ... This primary infection produces olive colored spots on leaves. As the fungus grows on the leaves, new spores are produced starting a secondary infection of leaves and fruit.
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Hello, Mary: When leaves on a jade turn brown, shrivel, and fall off it is a sign that your succulent is not very happy. ... Also make sure it is planted in a well-drained soil mixture made specifically for cacti and succulents. Good drainage is essential in preventing root rot.
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Palm trees regularly grow new leaves and shed the old ones. ... Some palms do not self clean, so you can prune out the dead leaves. Palm leaf shedding starts with fraying foliage, which eventually leaves the entire frond and stem brown and dead.
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A Leaves turning brown at the edges, curling, shrivelling and sometimes dying is a common problem with Japanese maples, especially those with feathery, paler or variegated leaves. It can be caused by frost, cold, drying winds, dry or wet soil and sun.
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Both overwatering and underwatering can result in pepper plant leaf drop. ... Leaves naturally droop a little at this time, but they don't need water. Excess watering can cause the plants to get root rot. In that case, you are sure to see pepper leaves falling off the plants.
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Improper Watering Practices Improper watering or poor soil drainage around the Key lime's roots can contribute to foliage yellowing and loss. Over-watering is a common cause of Key lime leaf yellowing and drop and overall poor health.
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Assuming you are watering yours regularly and not overwatering or watering too little, your leaf loss could be caused by poor drainage. Keep your money tree in a pot with a built-in elevated bottom to prevent standing water, which can cause root rot. You should also use potting media that allows proper drainage.
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Uneven watering – While lime tree fruit drop is normal most of the time, there are a few problems that may cause lime tree blossoms or fruit to fall. One of these is uneven watering. ... Without the proper nutrients, the tree is unable to survive and grow fruit, so lime tree fruit drop occurs so that the tree can survive.
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The amount of water in a citrus tree changes due to weather conditions and this causes the fruit to shrink and swell as water is lost or gained. If the water content changes too much or too rapidly the rind may split. In navel oranges the split usually occurs near the navel, which is a weak point in the rind.
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All apple trees are deciduous, meaning they lose their leaves every year. The leaves usually turn yellow or brown right after the fruit matures and fall completely off the tree by the start of winter. The trees go into a dormant stage during winter, meaning that no new growth occurs during the cold season.
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Leaves naturally begin shedding when cooler temperatures arrive. When a tree has received too much or too little water however, leaves may begin dropping early.
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For Chinese Elm bonsais it's completely normal to lose leaves after keeping healthy leaves for a season. The tree will start losing some old leaves in place of the new buds growing. ... The leaves dropping off the bonsai is due to a decrease in daylight and temperature as the seasons change.
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A few rubber tree leaves may fall off the plant with the change from summer to fall, when light levels change. ... This lack of humidity can cause leaves falling off rubber tree plant. To correct this problem, mist the rubber tree plant daily or set the plant on a tray of pebbles filled with water to increase humidity.
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If the leaves on your Bird of Paradise are curling inward, the cause is most likely also underwatering. To let your plant replenish its moisture, give it a good shower. ... Depending on how dry the plant is, you may also allow it to sit in water for an hour or two.
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When a dracaena is losing leaves, overwatering is the first place to look. But the problem can also be caused by too little water. Touching the soil at the bottom of the pot will let you know if this may be the case. Dracaena leaf drop might also be caused by a cool wind or too much heat.
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If the plant's leaves start falling off rapidly, this phenomenon means that it is not getting enough nutrition or the soil type is not a correct one. ... This can occur at extremely low temperatures and excessive watering when the soil does not have time to dry out.
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The most common causes of fig tree leaf drop include: Winter – The chill of late fall signals to figs that it's time to go dormant and spend the winter in deep sleep. ... Both overwatering and underwatering can result in fig tree leaf drop. Instead of watering on a schedule, water your fig any time the soil, 1 inch (3 cm.)