How to Winter Lavender: Essential Care for Success
How to Winter Lavender?
During the winter, it is important to take certain steps to ensure the health and survival of lavender plants.
If keeping lavender inside, place it in a cool location with sunlight and air circulation.
Slow down watering in late summer/early fall as lavender prefers dry soil.
Prune lavender plants after harvesting to minimize snow damage.
If planting lavender in a pot, dig a hole in the ground deep enough to bury the whole pot or provide insulation if unable to bury.
Acclimatize potted lavender plants to a new location before bringing them inside for winter.
Water potted plants less often and ensure good sunlight and air circulation indoors.
Protect lavender from cold and precipitation during winter.
Regular pruning is important to prevent the shrub from becoming bald and to keep the plant compact.
Frost-sensitive lavender species should be cultivated in planters and brought indoors before the first frost.
Overwintering lavender outdoors requires a wind-protected location with brushwood, leaves, or mulch for protection.
Avoid excessive sunlight and ensure proper drainage to prevent root rot.
Only water lavender in winter when the soil is frost-free and permeable.
True lavender varieties can tolerate temperatures as low as -15 °C, while spike lavender is more sensitive to frost and fluctuating weather.
Key Points:
- Keep lavender plants inside in a cool location with sunlight and air circulation
- Slow down watering in late summer/early fall for dry soil preference
- Prune lavender plants after harvesting to minimize snow damage
- Plant potted lavender deep in the ground or provide insulation
- Acclimatize potted lavender to new location before bringing indoors
- Protect lavender from cold and precipitation during winter
Did You Know?
1. Winter-blooming lavender varieties actually exist! While most lavender plants are known for their summer blooms, there are specific types, such as Lavandula x intermedia ‘Grosso,’ that can flower during the winter months, adding a splash of unexpected color to the cold season.
2. The scent of lavender has natural properties that can help repel moths and other insects. Placing dried lavender sachets in your winter wardrobe or in storage boxes can act as a natural, pleasant-smelling bug deterrent.
3. Lavender plants can be affected by excessive moisture during winter. To ensure their survival, it is essential to avoid overwatering and provide good drainage to prevent waterlogging, which can lead to root rot.
4. Lavender plants are known for their ability to thrive in harsh winter conditions, but they still appreciate some protection. Mulching the base of the plant in late autumn can help insulate the roots and prevent frost damage.
5. When harvesting lavender for winter use, it is recommended to gather the blooms before they fully open. Snip the stems just as the flowers begin to show color but are not fully developed. This ensures that the essential oils are at their highest concentration, making for a more fragrant and potent winter lavender harvest.
Watering Lavender In Winter: Less Frequency During Dormant Period
During the winter months, lavender enters a dormant period where its growth slows down significantly. As a result, it requires less water compared to the active growing season. Overwatering lavender during this period can lead to root rot and other moisture-related issues. To ensure the health of your lavender plants during winter, it is important to adjust your watering routine.
In late summer and early fall, gradually reduce the frequency of watering as lavender prefers a dry soil. This prepares the plant for the upcoming dormant period. Once winter arrives, water lavender plants sparingly, only when the soil is thawed and permeable. Be cautious not to water if the soil is frozen, as it can lead to root damage. Take care to strike a balance, as under-watering can also be detrimental. Monitor the moisture content of the soil and only water when necessary.
- Reduce watering gradually in late summer and early fall
- Water sparingly during winter, when soil is thawed and permeable
- Avoid watering if soil is frozen to prevent root damage
- Monitor soil moisture content and water only when necessary
Winter Location Tips For Indoor Lavender Plants
If you decide to bring your lavender plants indoors for winter, it is crucial to provide them with an appropriate location that mimics their natural habitat. Here are some important tips to consider:
- Find a cool area with good air circulation and ample sunlight. Lavender thrives in bright, sunny conditions, so aim to place it near a south-facing window if possible.
- However, make sure the plant is not exposed to drafts or cold temperatures that may come from nearby windows. This can cause damage and stress to the plant.
- When transitioning potted lavender plants indoors, it is important to acclimatize them slowly to prevent shock. Gradually expose the plants to lower light conditions by moving them to slightly shadier locations over the course of a week before bringing them inside.
- This will help the plant adjust to the reduced light levels and minimize stress.
Remember, by providing your lavender plants with the right conditions and acclimatizing them properly, you can ensure they thrive during the winter months.
Pruning Lavender For Snow Protection
One of the essential tasks to ensure the success of winter lavender care is proper pruning. After harvesting the lavender blooms, it is recommended to prune the plants to minimize damage caused by snow accumulation. Regular pruning is essential to prevent the shrub from becoming too leggy and to maintain its compact shape.
The last pruning should be done no later than the beginning of August, allowing sufficient time for new growth to harden before winter. Trim any dead or damaged branches, maintaining an overall rounded shape for the plant. This will help to reduce the risk of snow weighing down the branches and breaking them. By pruning before winter, you are providing a good foundation for healthy growth come spring.
Techniques For Overwintering Potted Lavender Plants
For potted lavender plants that are too large to bring indoors or require specific conditions to thrive, overwintering outdoors is an option. However, special care needs to be taken to protect the plants from harsh winter conditions. Insulation and strategic placement are the keys to successful overwintering.
If burying the whole pot is feasible, dig a hole in the ground that is deep enough to accommodate the entire pot. By burying the pot in the ground, the soil provides natural insulation for the roots, safeguarding them against freezing temperatures. If burying is not possible, provide insulation around the pot such as polystyrene or wooden boards to protect it from ground frost. Additionally, consider using terracotta pots during winter as they absorb excess moisture and shield the roots from freezing.
If outdoor temperatures drop below zero for an extended period, it is advisable to bring the container indoors temporarily or use straw mats for additional insulation. These measures enhance the chances of survival for frost-sensitive lavender species.
- Bury the pot in the ground for natural insulation
- Use polystyrene or wooden boards to insulate the pot
- Consider using terracotta pots to absorb excess moisture
- Bring the container indoors or use straw mats for extra protection against freezing temperatures
Maintaining Proper Water And Sunlight For Potted Lavender During Winter
Lavender grown in pots has different watering requirements compared to those planted directly in the ground. During winter, potted lavender should be watered less often but in moderation. It is crucial to ensure good drainage to avoid waterlogging and root rot. Excess water should be able to drain away freely.
Monitor the moisture content of the soil by inserting your finger about an inch into the soil. Only water when the soil feels dry at that depth. Be cautious not to allow the soil to become bone dry, as prolonged drought can stress the plant. Keep in mind that potted plants may dry out faster due to the drying effects of indoor heating systems, so adjust watering accordingly.
While sunlight is essential for lavender’s growth, too much direct sunlight during winter can harm the plant, especially if it’s combined with freezing temperatures. Aim to provide your potted lavender with a well-lit location that receives indirect sunlight or limited direct sunlight, depending on the species. Consider using garden fleece or coconut matting as additional thermal insulation to protect the plant from temperature fluctuations and excess sunlight.
Protecting Lavender From Cold And Precipitation
Protecting lavender from cold and precipitation is crucial to its survival during winter. Lavender is not particularly fond of wet conditions and excessive moisture can cause root rot. Additionally, frost combined with prolonged moisture can also be harmful to the plant. Therefore, it is important to provide adequate protection from both cold temperatures and precipitation.
For lavender planted in beds, a layer of brushwood, leaves, or mulch can help insulate the roots and protect them from harsh winter conditions. This layer creates a barrier against freezing temperatures and excessive sunlight, creating a more favorable environment for the plant. However, make sure this protective layer is not too thick, as it may trap too much moisture and lead to rotting.
For potted lavender, the best option is to bring frost-sensitive species indoors before the first frost, especially if they are not well-insulated or buried. Dry, unheated spaces like cellars, garages, greenhouses, or winter gardens can provide a suitable environment. If no indoor space is available, place the pots in a frost-free, wind-protected, semi-shaded area in the garden. Adding insulation underneath the pot, like polystyrene or wood, can provide protection against ground frost.
By following these essential winter care techniques for lavender, you can ensure the health and survival of your plants, allowing them to flourish come springtime.
- Use a layer of brushwood, leaves, or mulch for lavender planted in beds
- Avoid excessive moisture that can cause root rot
- Bring frost-sensitive potted lavender indoors or provide a suitable protected outdoor space
- Insulate potted lavender pots against ground frost with materials like polystyrene or wood.
Frequently Asked Questions
How do you preserve lavender for the winter?
To preserve lavender for the winter, it is crucial to bring the potted plants indoors before the first frost. These plants should be placed in a dry, unheated room like a cellar, garage, greenhouse, or winter garden. By providing the plants with a sheltered environment, they can withstand the cold temperatures and remain healthy during the winter months. It’s important to ensure that the room is adequately dry to prevent the growth of mold or rot. By following these steps, you can enjoy your preserved lavender’s delightful fragrance and vibrant blooms throughout the winter season.
How do you overwinter lavender plants?
To successfully overwinter lavender plants, it is essential to assess their health and ensure they are pest-free before transitioning them to their winter location. Once this is confirmed, the next step is to lower the temperature for optimal growth. One way to achieve this is by placing the plant in a cool room, such as a garage, shed, basement, attic, summerhouse, or even a cool stairway if residing in an apartment. By providing a suitable environment, lavender plants can endure the winter months and thrive when spring arrives.
Will lavender survive the winter?
During winter, lavender plants go through a natural dormancy phase where their leaves transition from deep green to a silvery sage color. This change is a sign of the plants entering a resting period, rather than being dead. It is generally recommended not to prune or cover lavender plants in cold climates during winter, as they are capable of surviving and thriving through the season without needing extra protection.
Can lavender be a winter color?
Yes, lavender can indeed be a winter color! Although the Winter palette primarily consists of clear and saturated colors, Winter types can tastefully incorporate a few select pastels into their wardrobe. Light lavender, with its delicate and calming hue, adds a touch of softness to the season, contrasting beautifully with the crispness of winter. Embracing this pastel shade allows Winter types to showcase their versatility while still maintaining the overall elegance and vibrancy of their color palette.