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Yes, you can plant lavender with citronella, and doing so can create a wonderfully fragrant and visually appealing garden border.
It’s a combination that many gardeners wonder about, especially when they’re looking to add both beauty and practical benefits to their outdoor space.
While both plants are famous for their distinct scents, they also have very different growing needs that you’ll need to consider before planting them side by side.
In this post, we’ll explore whether you can plant lavender with citronella, the best conditions for this pairing, and how to make it work in your garden.
Let’s dig into the details of this aromatic duo.
Why You Can Plant Lavender With Citronella
The short answer is yes, you can plant lavender with citronella, but success depends heavily on your climate and soil preparation.
Both plants share a love for sunny spots, but their water and soil preferences can clash if you’re not careful.
Let’s break down the reasons why planting lavender with citronella is possible and what you need to know to keep both thriving.
1. They Both Love Full Sun
When you plant lavender with citronella, the first thing you’ll notice is that both crave at least six to eight hours of direct sunlight each day.
This shared requirement makes it easy to find a sunny location where both can grow without one shading the other.
If you have a bright, open bed, you can plant lavender with citronella and expect both to get the light they need for robust growth.
Just make sure no large trees or structures cast shadows over your chosen spot.
2. Similar Hardiness in Warm Climates
Another reason you can plant lavender with citronella is that both are perennial in warmer growing zones.
Citronella, which is actually a type of scented geranium, thrives in zones 9 through 11 and is often grown as an annual elsewhere.
Lavender, on the other hand, is hardy in zones 5 through 9, so it can handle colder winters much better than citronella can.
If you live in a warmer region, you can plant lavender with citronella and enjoy both as long-lived perennials in the same bed.
In cooler zones, citronella will need to be overwintered indoors or treated as an annual, which changes how you manage the pairing.
3. Pest Repellent Benefits Overlap
One of the best reasons to plant lavender with citronella is that both are known for their pest-repelling properties.
Citronella is famous for its ability to mask scents that attract mosquitoes, making it a popular patio companion plant.
Lavender, with its strong essential oils, is also disliked by mosquitoes, moths, and even fleas.
By growing them together, you can create a more potent aromatic barrier in your garden seating areas.
This makes planting lavender with citronella a smart choice for anyone who wants to enjoy evenings outdoors without constant buzzing.
4. Visual and Textural Appeal
Beyond function, you can plant lavender with citronella for purely aesthetic reasons as well.
Lavender offers tall, spiky purple blooms and silvery-green foliage that adds a Mediterranean touch to any border.
Citronella, especially the citronella geranium variety, provides broad, lacy green leaves and clusters of small pink or lavender flowers.
The contrast between lavender’s upright structure and citronella’s softer, mounding form creates a lovely layered look.
This combination works well along pathways, near patios, or in raised beds where you can appreciate both scents up close.
Key Challenges When You Plant Lavender With Citronella
While the answer is yes, you can plant lavender with citronella, it’s not without a few hurdles that you’ll need to navigate.
The biggest issue is that these two plants have opposing soil and water preferences.
Here’s what you need to watch out for to avoid losing one or both plants.
1. Watering Needs Are Very Different
Lavender is a drought-tolerant plant that hates having wet feet and prefers soil that dries out completely between waterings.
Citronella, however, is a moisture-loving plant that will wilt quickly if its soil becomes too dry for too long.
If you plant lavender with citronella and water to keep citronella happy, you risk drowning the lavender’s roots and causing root rot.
Conversely, if you water sparingly for lavender, your citronella will suffer from drought stress and may drop its leaves.
To solve this, you can plant lavender with citronella in separate containers placed close together, allowing you to water each one individually.
2. Soil Drainage and pH Conflicts
Another challenge when you plant lavender with citronella is that lavender requires sharply draining, sandy or rocky soil with a neutral to alkaline pH.
Citronella prefers richer, loamy soil that holds moisture well, and it tolerates slightly more acidic conditions.
Amending your garden bed to suit both is tricky because improving drainage for lavender often removes the moisture retention citronella needs.
A practical workaround is to plant lavender with citronella on a slight slope or in a raised bed with excellent drainage.
You can then add organic mulch around the citronella to help retain water while keeping the area around the lavender bare and dry.
3. Winter Survival for Citronella
If you live outside of tropical or subtropical zones, you simply cannot plant lavender with citronella and expect both to survive winter outdoors.
Lavender will come back year after year even with snow and frost, but citronella will die if temperatures drop below freezing.
In that case, you need to treat citronella as a patio plant in a pot that you can move into a garage or bright window during cold months.
Meanwhile, lavender can stay in the ground permanently.
This means you can plant lavender with citronella during the growing season, but you’ll need a flexible plan for the winter months ahead.
Best Practices for Planting Lavender With Citronella Successfully
To get the most out of this pairing, you’ll want to follow a few practical tips so that both plants flourish together.
These strategies help you manage the different needs without sacrificing either plant’s health.
1. Use Containers for Easy Adjustment
The simplest way to plant lavender with citronella is to grow each in its own pot, then group the pots together in a sunny spot.
This allows you to water citronella more frequently without affecting the lavender’s dry soil requirements.
You can also move the pots around to catch the best sunlight or to protect citronella from harsh afternoon heat.
Container gardening makes it easy to plant lavender with citronella even on a balcony, deck, or small patio space.
2. Choose a Raised Bed for In-Ground Planting
If you prefer to plant lavender with citronella directly in the ground, a raised bed is your best bet.
Build a bed that is at least 12 inches deep and fill it with a sandy, gritty mix that drains quickly.
Then, plant lavender on one side and citronella on the other, leaving space between them for air circulation.
Water lightly at the base of the citronella only, directing the moisture away from the lavender roots.
This way, you can plant lavender with citronella in the same bed while giving each plant its own microclimate.
3. Fertilize Sparingly
Another good rule is to feed your plants very little, as both lavender and citronella prefer lean soil conditions.
Heavy fertilization, especially with nitrogen-rich products, will cause lush foliage but fewer essential oils and weaker scents.
If you plant lavender with citronella, skip the general fertilizer and instead top-dress with compost once in early spring.
This gentle feeding gives citronella a boost while keeping lavender happy and aromatic.
Overfeeding is a common mistake that leads to floppy lavender and bland-smelling citronella, so less is definitely more here.
So, Can You Plant Lavender With Citronella?
Yes, you can plant lavender with citronella, but only if you manage their contrasting care requirements carefully.
Both plants bring beautiful scents and pest-repelling properties, making them a delightful duo for sunny garden spots.
The key is to remember that lavender needs dry, poor soil while citronella needs consistent moisture and richer ground.
Using separate pots or a well-drained raised bed allows you to plant lavender with citronella without compromising either one.
In warmer climates, you can enjoy both as long-lived perennials, while in cooler zones, you’ll need to overwinter the citronella indoors.
With a little planning, you can plant lavender with citronella and create a fragrant, functional border that you’ll love spending time in.
So go ahead and give this pairing a try, just keep an eye on watering and drainages, and both plants will reward you with months of scent and color.