Knowledgebase
Apple and peach tree problem #871620
Asked June 04, 2024, 8:58 PM EDT
Jackson County Michigan
Expert Response
An image of the full trees will also help give us some context.
Did you test the soil before planting and have you been irrigating these plants?
Hello,
WILL YOU PLEASE ANSWER THE BELOW QUESTIONS - THANK YOU!
You mentioned "fertilize fruit spray". Are you referring to a fertilizer application, a pesticide application, or both? Could you give us the product names of anything that was applied?
Can you please provide an image of the full trees It will also help give us some context.
Did you test the soil before planting and have you been irrigating these plants?
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Leaf abnormalities can occur due to various factors. Let’s troubleshoot the issue:
Seasonal Factors: First, check if the trees are still alive. Scratch the bark gently—if the tissue underneath is bright green, the tree is alive. If it’s grey or dried-out, there might be other issues.
Variety Differences: Different apple cultivars have varying growth habits. Some may leaf out later than others. Research your specific apple variety to understand its typical timing for breaking dormancy and leafing out.
Nutrient Imbalance: Ensure proper nutrients. Over-fertilization can lead to leaf abnormalities. Consider soil testing and adjust fertilization accordingly. Check out this link:
Pests and Diseases:
Aphids: These tiny insects can cause leaf distortion. Check for aphids on the leaves.
Fungal or Bacterial Diseases: Diseases like crown or collar rot can lead to leaf drop or delayed leafing out. Look for signs of disease, such as discolored or spotted leaves.
Transplant Shock: If the trees were recently planted, they might be experiencing transplant shock. Ensure proper watering and care during this critical period1.
Remember to observe your trees closely and address any specific issues you notice.
If possible, consult with a the MSU Plant & Pest Diagnostics Lab. I recommend you send all your images by e-mail to the MSU Plant & Pest Diagnostics Lab for a confirm and precise identification. The experts there can also provide you with the best treatment options. Their email is <personal data hidden> - Please include your name – The lab will let you know if they need a sample sent. FYI – The lab may also ask for additional images too.
Their website is at this link:
Plant & Pest Diagnostics (msu.edu)
Their Contact Information is at this link:
Contact Us - Plant & Pest Diagnostics (msu.edu)
If the lab wants you to submit a sample, this link will explain the details on submitting a sample to MSU Plant & Pest Diagnostics Lab:
Submit Samples - Plant & Pest Diagnostics (msu.edu)
I hope this helps!
Here are some additional references (that may be helpful) at the below links:
Growing apples in the home garden | UMN Extension
Growing Apple and Pear Trees in a Home Garden | University of Maryland Extension (umd.edu)
How to Plant a Fruit Tree | Raise, Grow, Harvest, Eat, Repeat | Illinois Extension | UIUC
How soon will a newly planted fruit tree begin to bear fruit? | Yard and Garden (iastate.edu)
Diagnosing Apple Tree Leaf Discoloration | NDSU Agriculture
On 06/04/2024 8:58 PM EDT Ask Extension <<personal data hidden>> wrote:Dear Jean,
Thank you for using Ask Extension. A request for support has been created and a representative will follow-up with you as soon as possible. Questions are usually answered within two business days. You can view this question's progress online.
YOUR QUESTION #0141539:
Apple and peach tree problem
I just planted 3 semi dwarf apple tteees and 2 dwarf peach trees 4 out of the 5 have leaf “abnormalities “ and wondering the cause. Will enclose pictures. I sprayed them all with fertilize fruit spray on May 8. Thank you for your help. Jean
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Hello Again,
Thank you for the additional images and the expanded descriptions of the problems with your dwarf peach and apple trees.
Here is some additional information. Some of this may be a repeat of what I said earlier:
Peach Trees:
Orange Leaves and Dropping: Orange leaves can indicate stress or nutrient deficiencies. Ensure the soil pH is suitable for peach trees (around 6.0 to 6.5). Consider a soil test to check nutrient levels.
Overwatering: Excessive rain combined with watering may lead to root suffocation. Ensure proper drainage and avoid overwatering.
Fertilome Fruit Spray: While it’s good for protecting against pests, follow the recommended application instructions to avoid overuse.
Apple Trees:
Spotted and Curling Leaves: This could be due to fungal diseases. Two common culprits are:
Powdery Mildew: White powder on leaves. Spray it with water to remove it, and consider copper fungicide if it persists.
Apple Scab: Yellow or dark speckles on leaves. Fungicide application is necessary.
Good Orchard Hygiene: Remove fallen leaves and fruit to prevent disease spread.
Aphids: Check the undersides of leaves for tiny white or green insects. Prune-affected leaves or rely on natural predators like ladybugs.
Remember, regular maintenance and proper care are essential for healthy fruit trees.
I recommend you send all your images by e-mail to the MSU Plant & Pest Diagnostics Lab for confirmed and precise identification. The experts there can also provide you with the best treatment options. Their email is <personal data hidden>. Please include your name. The lab will let you know if they need a sample sent. FYI, the lab may also ask for additional images.
Their website is at this link:
Plant & Pest Diagnostics (msu.edu)
Their Contact Information is at this link:
Contact Us - Plant & Pest Diagnostics (msu.edu)
This link will explain the details of submitting a sample to MSU Plant & Pest Diagnostics Lab:
Submit Samples - Plant & Pest Diagnostics (msu.edu)
I hope this helps!