Dead wood or diseased shoots need to be removed as soon as they are noticed whatever the time of year. Any other pruning must be done at the correct time of year for the particular tree or shrub in question.
Dead wood and ragged wounds are a certain way of getting infections into trees and shrubs, so make sure pruning equipment is really sharp and clean.
Dead wood poses risks to a tree's long-term health. Insects and disease organisms can attack through a ragged stub left projecting from the trunk.
Removing Dead Wood and Dealing With Tree Cracks
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Roses - How and When to Prune Your Rose Bushes ...
Broken and dead wood are removed annually and some thinning needs to take place to enhance air and light penetration.
How to Prune Currants to Train Them ...
Remove any dead wood or old canes.
Cut out any weak, spindly or deformed growth.
Remove any canes growing toward the center of the bush. (Try to form an urn shape.)
Remove any suckers.
First, remove any dead wood from the tree. With a pair of small, sharp bonsai shears, cut as close to the branch collar as possible without actually cutting into it.
Click picture to enlarge ...
With roses, prune dead wood and anything diseased or frost-damaged. Prune in the living cane, which is noticeable by the green color and creamy white inside. Unpruned roses will overgrow and not produce many flowers.
plant the healthy divisions into newly prepared fertile soil and discard the half dead woody parts.
Propagating Chrisanthemums from Cuttings
Remove the lower half of the leaves from a 4-6 inch healthy, fresh cutting using a sharp clean knife! ...
The fungi overwinter in active cankers or in dead wood that they have previously colonized. When conditions are cool and moist in the early spring, spores (conidia) are exuded in a sticky mass from fruiting structures (pycnidia) embedded in the wood.
Don't prune dead wood off roses and woody perennials too soon. The dead wood is protecting the growing point, and if a sudden cold snap arrives after you prune, more of the plant will be lost.
Management: Removing dead wood, mummies, and cankers from the trees are important cultural practices that may help reduce the incidence and severity of the disease.
Then we need to eliminate dead wood. Cut gradually back along the cane until you hit white healthy pith. Next we want to select three or four canes that will form the frame of the plant. Cut everything else off entirely.
Prune your hibiscus to maintain its shape, remove dead wood, stimulate new growth, and to keep it a manageable size, especially if it is pot-grown. Make sure that all danger of frost is past before you prune the plants.
Any weak or dead wood should be removed at this time and a careful spacing of the remaining stems is all that is required. The spacing of the stems will allow room for next spring's mass of blooms to open pleasingly.
Shrubs such as forsythia and buddleja can soon accumulate masses of old, dead wood in the centre if they are not pruned regularly.
The best way to rejuvenate these plants is to cut them back during the dormant season.
I pruned the leaf canopy of the trees so that some light would come through, taking out the dead wood and broken branches. I applied several layers of compost, but was careful not to make it so deep that the trees' roots would be smothered.
As long as the twiggy flowering wood is left and the long shoots and any dead wood is removed, the flower display is maintained on a compact tree.
Remove all dead wood that is gray and brittle (cut it at the base). This year's crop will be produced on those canes that grew from the base last year and are brown and viable with spring growth. The easiest way to grow blackberries is on a trellis.
To determine which branches can be removed without changing the natural shape of a shrub, remove dead wood, weak growth, and broken and diseased branches. Suckers should be removed from the origin of growth: the root.
Climbers and ramblers do not need pruning unless they have damaged or dead wood. Take out dead or damaged stems early in the spring. These roses may be lightly trimmed to keep them in bounds, but it is best to plan a site where they can grow free.
By the end of February, most deciduous shrubs and trees should be starting to bud which makes it easy to distinguish living from dead wood.
Once planted, he prunes out the dead wood. "It's easy to distinguish from live wood because live wood is green and dead wood is gray and appears, well, dead," says James.
Conifers in containers ...
If you prefer your Japanese Yew to be very tall, don't prune at all, or only prune for dead wood and leaves once a year. They can reach up to 40 to 50 feet with a 20 foot canopy.
* You want to prune off the dead wood first. (That would be the black wood that is black inside as well as out).
* Next, you want prune off the thinner wood, which is the stems that are thinner than a pencil.
Homeowners with affected honeylocusts should have dead wood pruned out by September. In addition to 'normal' growing season watering, water should be applied to the soil at the drip line and beyond during warm dry periods in late fall/winter.
Look the plant over and if you see any dead wood, or stubs, remove them with clean new cuts. Apply some pruning compound on fresh cuts to keep out insects and disease.
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14. Staking ...
Spring, after growth begins, is an acceptable time to cut out damaged or dead wood; to remove small shoots heading in the wrong direction; to pinch back new growth; and to shear conifer hedges.
Viburnums need little pruning. Trim them only to remove dead wood or shape the plants. Prune evergreen types in spring and deciduous viburnums right after they flower.
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Removing Diseased or Dead Woody Plant Parts
Remove these whenever noticed but do not prune in wet weather.
February is ideal for pruning fruit trees. On a temperate day, remove any dead wood and crossing branches. Concentrate especially on young growth and shoots running vertically to old wood.
Prune it in early spring to shorten and remove dead wood. To control aggressive growth cut it back to the ground and it should resprout. The orange tubular flowers which attract hummingbirds and bees are produced on current seasons growth.
Hit the tree with your falling axe to determine the soundness of the wood. Sharp 'thonks' or cracks indicate live wood, while dead wood sounds hollow, or muted. Sound at several spots all around the tree and at different heights.
6 ...
Maintenance: Prune once per year, in early spring or early fall, to maintain a small shrub. Or prune only dead wood and allow the plant to grow larger.
pin oak is tougher than linden, and dead wood is tougher - until decay sets in - than live wood). Lopping shears are also available with telescoping handles (to extend reach) and a ratchet mechanism.
Oleoresin- The nonaqueous secretion of resin acids dissolved in a terpene hydrocarbon oil which is produced in, or exuded from, the intercellular resin ducts of a living tree or accumulated, together with oxidation products, in the dead wood of ...
-- that cuts against a flat anvil. They rarely need adjusting and the blade is easily replaced. If the blade is dull, it will crush the stem instead of cutting it. It tends to leave a small stub but are unsurpassed for cutting dead wood.
As you start looking at trees, there are four key factors to consider. First, Johnson suggests checking the tree over carefully. "Make sure the tree has one straight stem with no wounds or cankers, it's well watered and free of dead wood." ...
linseed oil a few times each year to prevent rust.
Always use bypass pruners or loppers on live wood rather than anvil style ones. Anvil style tools crush branches and stems rather than making a clean cut and should only be used on dry, dead wood.
 See also: Wood, Plant, Pruning, Prune, Branch
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