Not at all an expert of apples, but I had curling leaves earlier this year. First year it did not flower as expected, but showed curl on the leaves, but didn't look serious and leaves remained green till fall. Fungicidal sprays specifically targeted to cedar-apple rust are best applied on apple trees when they begin to blossom. I thought this would clear up the problem, but no luck. I’m wondering if this some type of soil issue. My red fuji has the same discolored and curled leaves on it, I suspect it as too much water as it was raining frequently. I’m going to up that quite a bit and use a drip system on a timer for more periodic watering this year. Both nymphs and adults suck the fluids from new growth, which causes fresh leaves to be stunted or twisted. My Jonagold leaves curl outward like yours in the pictures below and I have no idea if it is even a problem. I am sure you will get some other feedback. Here are some things about Apple Tree Leaves. Leaves that are not photosynthesizing are not aiding in the tree's process of growth; this failure to photosynthesize stops the production of nutrients and energy for growing fruit, which leads to weak or emaciated apples. Untreated cases can eventually cause the trees to stop producing. The tree is in its second year, I planted it Feb 2019. I am going to go with environmental stress (such as too much moisture). If you plant new apple trees, choose rust-resistant types, such as "Cortland," "Baldwin," "Empire," "Jersey-Mac," "Red Delicious" and "McIntosh.". The green or lack of green in the leaves exhibited that way is not something I have seen before. CAUSE: Whiteflies are small, moth-like insects that cluster on the undersides of leaves. The uncommon rosy leaf-curling apple aphid causes leaves to become distorted and red. Yours looks like it might just be during one period of growth a few weeks ago. I’ve noticed aphids seem to be the primary reason for the curl. I would suggest mulch as much of the area around the tree as possible. posted 4 years ago I have a Braeburn, Liberty, Jonagold, Gravenstein, Gala, Honeycrisp and Antonovka apple trees. Not exactly the symptoms I am used to seeing in our nursery, but in the same realm. If the aphids are a yearly problem, apply dormant oil spray in late winter, which will smother eggs and larvae. I also have an apple tree … Some of the leaves are drying up and falling offf. There are no mites or other insects. I’d been noticing in recent weeks that my young apple trees have a weird leaf curl too. The lady bugs are working on them already. I agree with Fruitnut! All other 9 apple trees are fine. Among the most damaging of the aphids that attack apples is the rosy apple aphid, which can also harm the apples themselves. If leaves are turning color, curling or dropping in spring or summer, it can be a sign of a serious problem. The apple leaf curling midge, also known as apple leaf gall and apple leaf midge, is an exotic pest from Europe. This year, the tree flowered and actually got one apple (still tiny). Don’t be alarmed – an apple tree may experience a few of these in its lifetime, but certainly not all at once. The females lay their eggs on the folds of apple leaves. As the leaves become brown, they stop photosynthesizing. The tree had good growth initially and added at least 4-5 inches. I had quite a it of leaf curl in my first year orchard last year. In changes of weather season the leaves start to curl and they look funny. Sap-sucking pests like aphids, mites and psyllids feed on citrus leaves by extracting the juices directly from transport tissues. Snip off a few of the unhealthy leaves and study them, looking for any powder or stickiness on the top or the underside of the leaf. They produced well until last year, when they got blistery leaf problems. Leaf scorch is a condition that interferes with the balance of water input and output in a plant. It's a new tree for us looked great about two weeks ago, I thought maybe it was just in shock from the planting. I know this is an old thread but I’m wondering how your trees did this year (and other who said they had this happening on their trees)? My apple grafts from this spring are looking exactly like your jroskey. United States . Look for the aphids to determine if leaf curl is caused by the tiny pests, which are dark green in early spring and purple later in the season. So, it's wise to look for secondary symptoms to determine the presence of such pests as aphids, which are prime suspects in apple leaf-curling, and/or cedar-apple fungus, which first appears as yellow spots on leaves and apples. This year I will be spraying earlier and hoping that we don’t get an overly damp spring. I’m seeing the same thing on my young apple trees this year and was looking for what it might be when I came across your photos. Hi I have a fruit tree of unknown, i think plum and the leaves are shriveling as the grow. 1. I thought aphids but have been unable to find any. There are what looks like aphids inside that curl. I’ve been wondering if this is a problem I should be concerned about or if it’s no big deal. Apples can have more than one problem at a time. You might even see small Douglas has worked as a staff reporter for the Lakeville Journal newspaper group. It’s been very hot and dry here in Upstate New York. Look for gall growths on junipers and cedars, sometimes called "cedar apples." The main symptom of Peach Leaf Curl is red pimple-like deformation on young leaves which, as they grow, become unsightly, reduces the tree's ability to photosynthesise and fruit abundantly. @jroskey I think if you look at your first pic, on the right side, third set of leaves up from the bottom/ The one with brown edges. All other 9 apple trees are fine. PEST AND DISEASES AFFECTING APPLE TREE LEAVES CURLED AND DISTORTED LEAVES, BLACK STICKY PATCHES ON LEAVES This is caused by aphids, tiny little insects which are often first noticed on the underside of new tender leaves. Powered by Discourse, best viewed with JavaScript enabled. Brown leaves are a symptom of a larger problem. the apple leaves curling, one of these is the culprit. Hoping it is temporary. My Jonagold look just like that and it’s an aphid problem. I dont have any first hand experience with Kingston Black. Infested leaves turn yellow and curl up. We had a dry spring but more recently rain once a week or so which is typical. The disease gets its name because of its lifespan, which begins as a fungus on cedar and juniper trees before jumping over to apple trees. This disease attacks all the aerial organs of the tree. My Mott’s Pink apple leaves are very curled. Tiny, pinhead-sized insects, varying in color depending on the type. The clustering insects gather on the leaves and on the fruit, then begin to lay shiny black eggs on the fruit spurs of the tree. You may be able to prevent future infestations by removing nearby weeds, such as plantain, an alternate host for the rosy apple aphid. Motts pink is unusual in that its leaves are silver and not as large as other varieties. SYMPTOMS: Stunted or twisted leaves, white spots or black moldy areas on the top of foliage. The leaf is probably hard and breaks if you try to uncurl it. I usually spray neem oil to take care of of them. I looked online and think it is peach leaf curl. The nymphs are translucent and can appear to be the same color as the leaves. Yellow spots on both the leaves and the fruits of apple trees are characteristic of cedar-apple rust. The female lays its eggs on immature apple leaves during the … I.e. Fire blight is a bacterial disease that runs rampant in many parts of the U.S. and is … My Mott’s Pink apple leaves are very curled. Ellen Douglas has written on food, gardening, education and the arts since 1992. My apple tree's leaves are curling up and I'm not sure why. No sign of aphids, and my leaf curl is concave rather than convex. Size The apple tree does not have large leaves like leaves of teak or mango leaves. Rosy apple aphid is a frequent pest and causes yellowish green curled leaves; it can also affect the fruit (see below). The name is descriptive, and t… It causes leaves to become dehydrated, … One of them is simply fall weather, and a natural part of the growth cycle of all deciduous trees. 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