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Not sure if your lavender is yearly or perennial ? Find out the three main types sold in Canada and the United States and why the one-year variety is so distinct .
If you would like more advice , this has mybest lavender growing tips .
The pinky-colored lavender (top right) is tender annualLavandula stoechas. The others are hardier.
Tips to Identify Lavender (Lavandula)
With over 45 coinage in the Lavendula ( lavender ) genus and over 450 name varieties or cultivars that grow as yearly , short - lived perennials , or ( reasonably ) hardy perennial , it may be a challenge to describe your specific plant .
But it is very helpful to sleep together the three chief type most promptly available at plant nurseries ( Canada and the United States ) to know whether yours is likely a ship’s boat yearly or intrepid perennial . This explain versus perennials .
If you want to grow lavender for a specific purpose , this list different usesas each species has its own unique trait and not all lavender is create adequate .
Woody herb / Sub - shrub• fearless species suit zones 5 to 9•Full sun6 + full hours per day• Well - draining , sandy - loam soil• Flower colors : ashen , pinkish , blue , purple• Trim flowers after blossom to two - column inch above the woody section
Contents
Lavender Names—Why It’s Confusing
We have a job ! look on where you are in the world there are different common names for the same Lavandula species . This take for some comic and perplexing misunderstandings in garden forums .
But because just a few coinage are popular in plant nurseries ( lean below ) , it is worthwhile to hear thebotanical namesto avoid problem . AndLavandula angustifoliawill soon range off your tongue .
The independent thing we demand to cognise when growing lavender is whether our plant life is recurrent or annual . This explainsthe basic differences between perennial and annualsin case this is all fresh for you .
As you ’ll see with the photos below , the least stale tolerant isLavandula xintermediawhich has a dissimilar and discrete prime form from the others . These are often sell in pots as yearbook .
Other democratic lavenders are perennial with varying degree of insensate tolerance with several able to outlast down to zona 5 or even a bit colder with extra shelter or auspices .
Plant Hardiness Zones|United States|CanadaThese are listed on seed packets and plant tags to guide your choices .
fair Frost Dates| Usethis calculatorat Almanac.com . Enter your metropolis and state or province to find your first and last frost particular date and bit of icing - free days .
Ecoregion| Learn about local native plants , animal specie , and environmental condition to make garden choices that benefit your ecosystem .
Learn More : Understanding frost & Freezing For Gardeners
3 Main Types of Lavender
These are the three independent types of lavender chance in plant glasshouse ( zone 4 - 8) in Canada and the United States .
1Lavandula angustifolia
TrueorCommon lavender|Hardy ( ish ) zones 5 to 9
This mintage was previously know asLavandula officinalisand Old English Lavender .
You may know it asEnglish lavender : it ’s the only one with some agreement on the vulgar name and the most popular hardy lavender species used in North American garden .
There are infinite variations but they are all distinct from Lavandula stoechas ( see # 3 ) which is a pinnace annual .
Regionalized Common Names
Some Popular Varieties
2Lavandula xintermedia
Lavandin|Hardy ( ish ) zone 5 to 9
You may not be able to separate by sight if your lavender isLavandula angustifoliaorLavandula xintermediabut the crucial part is , if it resembles either of these groups it is in all likelihood sturdy , possibly down to zone 5 .
3Lavandula stoechas
Annual or Tender Hardy Zones 7 to 10
This works can be fairly long - living so , if you have elbow room indoors , you could tryoverwinteringit in a sunny location .
Related : How & When to Bring flora inwardly : Timing & Debugging Tips
Resources
Books
This is an older book often mentioned by growers :
Lavender Lists
There are also lavender grower ’s associations that offer memberships and conferences .
~Melissathe Empress of Dirt ♛
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