Table of Contents
When and how to prune: Prune right after the first flowering and again in late August after the last flush has faded. Cut off about 2/3 of the plant’s height or to just above the bottom two sets of leaves on each stem. Take care not to cut into the woody part of the plant which can cause damage.
Should you cut back lavender?
Lavender only requires a light trim in its first year, but to avoid the plants from becoming leggy in future, it’s important to get them off to a good start. Do not cut the plant back ‘hard’ by going near the woody base of the stem – it is essential to leave plenty of green on the stems when the plants are young.
How far back can you cut lavender?
‘Don’t be frightened to cut it back to 9″ just after flowering,’ advises Downderry Lavender. ‘It will love it! ‘ I’d also noticed that an Italian gardener friend of mine cut his lavender right back, so that there was just a light frosting of green at the top of brown stems.
Can lavender be cut back hard?
Right after flowering, or by the end of September at the latest, give your plants a very hard trim, as shown in our lavender trimming video. Cut all the new growth back down to 1-2cms above the older, woody part of the stem, leaving between one and three leaf buds.
Can I prune lavender in November?
A. Unpruned lavenders tend to become woody and have decreased blooms. However, lavender should not be pruned during the winter. Unlike many perennial plants and shrubs that can be pruned now, it is best to wait to prune lavender until after bloom in spring or in early fall before any danger of frost.
What happens if you don’t prune lavender?
An annual pruning is an important step for long-lasting lavender (Lavandula spp. and hybrids) plants. Without it they grow a large, lanky, woody base that can split open — it looks bad and shortens the plant’s lifespan.
How do you stop lavender going woody?
Preventing Woody Lavender Plant your lavender in well-drained, rocky soil, on a slope (if possible) to ensure drainage. Fertilize them lightly the very first year after planting. After that, do not fertilize regularly. Prune lavender lightly to maintain the rounded shape.
How much should I cut back lavender for winter?
Prune right after the first flowering and again in late August after the last flush has faded. Cut off about 2/3 of the plant’s height or to just above the bottom two sets of leaves on each stem. Take care not to cut into the woody part of the plant which can cause damage.
What happens if you cut lavender back too far?
“It’s true that lavender doesn’t regenerate if you cut hard back like this, but you can often find signs of young shoots sprouting from those lower, woody stems. This is a good indication that hard pruning could help to regenerate the plant.
Does lavender grow back?
Lavender will not grow back from old wood. This is a basic fact that makes it difficult to simply cut it short, since it won’t grow back. It’s very different from other plants. For instance, you can even sprout winter mimosa from a piece of bark!.
How do you cut back lavender for winter?
Remove any dead branches all the way down to the hedge bottom. (see image) Following a harsh winter season as seen during the winter of 2013-14 (see 2014 Winter Blog) you may want to prune the entire lavender bush down to the bare woody hedge.
How do I prepare lavender for winter?
Prepare lavenders for winter by pruning them late summer or early fall, into a dense mound shape to increase resistance from hostile winter weather and to deflect snow. Clear away fallen leaves and decaying organic matter from around the lavenders as this will only encourage the disease root rot.
Should you prune lavender in the first year?
When to Prune Lavender If you cut back lavender in its first year, it will put energy towards growing leaves rather than roots and this will make it a weaker plant in the long term. The best time for when to prune lavender is in the spring just as the new growth is starting to come in.
Can I prune lavender in March?
The first trim needs be done by early March. This is the trim that tidies up your plants for summer and encourages lots of flowers. Lavender that was planted last year must not be spared! If the weather turns frosty early, it won’t hurt to cover up your plants for the first few frosts to give them a bit more time.
Why is my lavender turning GREY?
Lavender can turn gray because of frost damage or as a result of a fungal disease, caused by over watering or slow draining soils. Usually the fungus botrytis spp is responsible for lavender leaves turning gray although there are a few pathogens that may cause lavenders to turn gray.
Should lavender be covered in winter?
If you live where subfreezing winter temperatures are common, it’s helpful to cover your lavender plants with evergreen boughs once you’ve had your first frost and the ground is cold. The covering also provides protection from cold winter winds that can dry out the plants and cause die-back of stems.
Should lavender be pruned in spring?
All lavenders bloom on the stems that grew in the current year. This means pruning can be done in early or mid-spring without sacrificing the current year’s flowers. Pruning in spring can delay flowering—which might be your preference—and it’s a good time to take down dead portions and shorten growth to the buds.
