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6 votes

Best remedy for rot in plum tree

Your tree is a very, very old lady - average productive life span for a plum tree is around 10-20 years, though it obviously varies between individuals and many go on for longer, getting more gnarly ...
Bamboo's user avatar
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6 votes
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Is the fruit from this plum blossom tree edible?

Some plums are inedible, from having too high a level of cyanide in the fruit. Sometimes they will also have high levels of oxalic, malic, and tartaric acid that cause inedibility. All those things ...
J. Musser's user avatar
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6 votes

Does pruning a plum tree to maintain its size and shape prevent it from fruiting?

Knowing nothing about your particular plum variety, or growing conditions, I will simply report that I have had 5 Japanese plums of 3 varieties for 21 years. For 20 years the harvest was 0, 1, or 2 ...
Ecnerwal's user avatar
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5 votes
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Need identification on this growth on cherry & possibly plum trees and possible remedies

Looks like chocolate slime mold... Seriously... Also known as Stemonitopsis. It is normally feeding on dead trees, so I don't think it is causing your tree problems. If parts of your trees are dead (...
benn's user avatar
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4 votes

Tree identification Washington State

It seems a wild Prunus domestica (plum). "Wild" this time means probably grown by core of cultivated plums (or just few generation from such cultivated plum). I have several of this "wild" varieties,...
Giacomo Catenazzi's user avatar
4 votes

Why isn't my Victoria Plum tree fruiting?

I have a plum tree (not a Victoria but a similar variety). After about 4 years in the ground (I planted it as a 2/3-year-old fan) I had a single plum. The next year I had several kilogrammes. Since ...
Chris H's user avatar
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3 votes

Does anyone know what this is on my plum tree?

It's one of the slime moulds in its sporangium stage (most likely Enteridium lycoperdon) and unfortunately, its presence indicates that either your tree is dead, or is on its way out, for they usually ...
Bamboo's user avatar
  • 133k
3 votes

Why isn't my Victoria Plum tree fruiting?

Three years is very young for a plum tree. I know many nurseries will tell you that their plants will begin to bear fruit in 3-5 years, but in my experience, 6-7 is more likely. It is also not ...
michelle's user avatar
  • 9,484
3 votes

Why one of my Red Cherry Plum tree's stem turned yellow?

I think it is nearly dead. Probably it didn't have enough strength to properly build roots.
Giacomo Catenazzi's user avatar
3 votes

Plum Tree Issue with Rot

Cut the tree and burn the wood, otherwise the disease might spread to other plants. Edit: The reality is that The tree's life will be shorter than the life of a healthy tree. The disease is ...
Alina's user avatar
  • 5,406
3 votes

Is there a way to discourage plum trees from fruiting so heavily?

The easiest method is to chemically thin the flowers with one of the products available on the market. Edit: The substances are sprayed on the flowers when the tree is 80% in bloom and about half of ...
Alina's user avatar
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3 votes

Plum Tree Issue with Rot

This is not looking good - the photograph appears to be showing an area on the main trunk, but it's not clear whether this area is near the base of the plant or much higher up, though I suspect it's ...
Bamboo's user avatar
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3 votes

What kind of plant will my Red Cherry Plum stems grow into?

From your question, and the answers in comments, it seems it's not clear how many plants were supplied, but it seems to be three. Whether they're all the same or not is hard to say at this stage, but ...
Bamboo's user avatar
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3 votes
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Will mirabelles grow and fruit in Northern England?

The ideal condition for growing mirabelle plums is indeed found farther to the south. It is suited to a northern Mediterranean climate, with France and Spain being significant producers. They also ...
joy's user avatar
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2 votes

Why are these leaves white on my plum seedling?

White leaves on plants usually occurs because of cold - you say its been unseasonably warm, but have you had no cold nights at all? A windowsill can be a chilly place to be overnight... Otherwise, ...
Bamboo's user avatar
  • 133k
2 votes

Does pruning a plum tree to maintain its size and shape prevent it from fruiting?

To keep the tree small you need to summer prune. All new growth can that is cut back to one leaf bud or more will still fruit. You can also do scoring. ( you can research that on google)
Heddy's user avatar
  • 21
2 votes

Plum Tree Issue with Rot

No treatment at all. Leave it alone. No staking either. Half the vascular system is still viable. I would THIN your tree so wind is able to go through the branches without being stopped and able ...
stormy's user avatar
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2 votes

Aromatic firewood: What is the fastest growing prunus plant?

Black Cherry (Prunus serotina) is the best one where I am, because it's relatively fast growing (splittable wood every 12/18 years in decent conditions, and can be coppiced. The favorable smoke ...
J. Musser's user avatar
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2 votes

Plum tree - No leaves

The visible signs here are indicative of a canker disease; the infection enters through a wound on branches, perhaps high in the tree, which contaminates the sap transporting tissues in the tree. ...
Colin Beckingham's user avatar
2 votes
Accepted

Why wait to lop off a bacterial canker?

In the UK, the recommended time for pruning plum trees is April or July, but definitely not at other times because of the risk of silverleaf disease. I'm not sure that is canker, and its definitely ...
Bamboo's user avatar
  • 133k
2 votes

Plum Tree/Bush Mystery

The leaves look like plum to me (but that doesn't guarantee they are plums, it only means there isn't an obvious reason why they are not plums!) They are still very small and look like they might have ...
alephzero's user avatar
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1 vote

Undersized fruit

It doesn't sound as if you practice thinning out the fruit - plums particularly have a tendency to form a lot of fruitlets, and even after June drop has occurred, there are often too many fruits left ...
Bamboo's user avatar
  • 133k
1 vote

Plum tree - No leaves

When you say 'green growth on it', I assume you don't mean leaves but possibly lichen or moss. Your tree might well be dead I'm afraid, especially if you cannot find anything other than dead wood in ...
Bamboo's user avatar
  • 133k
1 vote

How to graft a plum tree

My tip: ask a professional. The costs on having the correct knife, mastic, etc. is often higher (for sure for my success rate). if it is a good old variety, some professionals / nurseries may make it ...
Giacomo Catenazzi's user avatar
1 vote
Accepted

How to reduce plum harvest?

There are some regulators, but it seems the effect depends on climate, so not very consistent. And this is done to reduce fruits, so that the plant have larger one, and with more sugar. Maybe it is ...
Giacomo Catenazzi's user avatar
1 vote

How to reduce plum harvest?

Two things to consider: Plums are mostly insect pollinated; there is some wind pollination and some self-pollination (see this study for example). So if you can prevent insects from visiting, say by ...
Colin Beckingham's user avatar
1 vote

Curled leaves on Jojo plum and something rot like in fruit

Two separate problems; the puckered, curled leaves are caused by plum aphids. most likely plum curling aphid rather than mealy plum aphid. They cause this sort of damage in mid to late spring for a ...
Bamboo's user avatar
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1 vote

Why is the trunk on my plum tree soft?

Not sure what's caused the problem, causes can be physical damage, cold damage or insect invasion, but stone fruit trees like plum are very prone to getting something called gummosis - whilst I can't ...
Bamboo's user avatar
  • 133k
1 vote

Plucking fruit off young fruit trees?

Personally, I'd enjoy the blossom and fruit, ie leave them alone. The critical thing to aiding establishment of any tree is to keep the area around the trunk vegetation free. No weeds, no grass, ...
Peter4075's user avatar
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