When to prune lavandula angustifolia?

Asked by: Fiona Wilkinson  |  Last update: 18 June 2021
Score: 4.6/5 (74 votes)

Left to their own devices, lavender can become woody and ungainly, so to keep plants compact and attractive, it's best to trim them annually in late summer, just after flowering has finished. Remove any spent flower stalks and about 2.5cm (1in) of leaf growth.

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Moreover, 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.

Herein, How do you cut back lavender for winter?. Remove any dead wood and winter damage and shape the plant. If the plant is old or overgrown, cut back by two-thirds, being careful not to cut off new growth. To prevent spreading disease from other plants to your lavender, be sure to disinfect your pruning shears before cutting back or harvesting lavender.

Subsequently, question is, How do you care for angustifolia lavender?

Planting Lavandula angustifolia
  1. Ensure excellent draining for water.
  2. Poor soil is fine: lavender roots will find nutrients at great distances if need be.
  3. Follow these tips to plant the shrub.
  4. Water only once, but after that stop watering.


Should I cut off dead lavender flowers?

It is good to cut the dead flowers off your lavender plant. Cutting the dead flowers off your lavender plant (​Lavandula​ spp.) is a good habit. Deadheading cleans up the appearance of the lavender plant, prevents the seeds from spreading and may prompt reblooming depending on the variety.

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Does lavender bloom more than once?

English lavender blooms in late spring to early summer. If it's pruned lightly just after its first flowering, it will likely flower again in late summer. After this second flowering, a full pruning—typically in late August—will prepare it for winter and encourage more blooms in spring.

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.

Does lavender spread in the garden?

Lavenders can spread by foliage growth (as with all plants) and seed dispersal in the late summer. Lavender plants do not spread by self propagation, or any other mechanism (however they are reasonable easy to propagate with some planning).

Does lavender come back every year?

Lavender is a Low-Maintenance Perennial

And this beauty will come back to your garden every year, for about 3-5 years, so it's a great investment. Before you make any plant purchases, however, I want to remind you to always choose plants that thrive in your plant hardiness zone.

How do you prune standard lavender?

Remove any spent flower stalks and about 2.5cm (1in) of leaf growth. Foliage can be clipped over in spring if growth is untidy or frost damaged. Lavender does not break new growth easily from old stems so don't cut back into the woody stems.

What month do you prune lavender?

Left to their own devices, lavender can become woody and ungainly, so to keep plants compact and attractive, it's best to trim them annually in late summer, just after flowering has finished. Remove any spent flower stalks and about 2.5cm (1in) of leaf growth.

Can I prune lavender in October?

Lavenders are relatively easy to prune and pruning every year will help slow down the formation of wood and extend the vigour and lifetime of your plant. Pruning in late-August or early autumn will encourage good air circulation, which guards against rot.

Should lavender be cut back for winter?

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.

How do you keep lavender from getting woody?

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.

Do hydrangeas need to be cut back?

To get bigger flowers, cut them all the way back

In late winter or early spring, these shrubs can be cut all the way back to the ground. Smooth hydrangeas will produce much larger blooms if pruned hard like this each year, but many gardeners opt for smaller blooms on sturdier stems.

Is Lavender poisonous to dogs?

Lavender, the plant, does contain a small amount of a compound called linalool, which is toxic to both dogs and cats. The linalool is found in such small concentrations, however, that this is rarely an issue. Problems arise only if a dog ingests a very large quantity of lavender.

What can I plant next to lavender?

Some good plants to grow with lavender which share similar needs are:
  1. Echinacea.
  2. Aster.
  3. Sedum.
  4. Wild indigo.
  5. Baby's breath.
  6. Drought tolerant roses.

Will deer eat lavender?

Deer hate fragrant blooms from certain herbs like lavender and especially sweet-smelling flowers, like peonies. They'll also stay away from toxic plants.