Pycnanthemumspp.

mount peck is a beautiful , fragrant herb that attracts bee and butterflies like a magnet .

If you ’re interested in providing pollinators with food and home ground , add one or more of these plants to your grounds or garden !

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A close up horizontal image of a common buckeye butterfly and honeybees foraging from the flowers of a mountain mint plant.

Bumblebees onP. muticum. Photo by RockerBoo, Wikimedia Commons, viaCC BY-SA.

This perennial herb holds a special place in my heart , and I hope that when you grow your own , it will have one in yours as well .

In this article you ’ll learn how to propagate silvery - hued mountain spate , what eccentric of twinkle , water , and soil conditions it postulate , as well as ideas about how to use it in the landscape .

Here ’s a sneak peek at what we ’ll cover :

A close up vertical image of a mountain mint (Pycnanthemum) plant with blooming inflorescences growing in the garden. To the center and bottom of the frame is green and white printed text.

Bumblebees onP. muticum. Photo by RockerBoo, Wikimedia Commons, viaCC BY-SA.

What You’ll Learn

Before we get start up , have me recount you – plenty sight is the plant that ferment me into anative plantconvert .

Many age ago , I purchase a small pot of clustered mountain tidy sum ( Pycnanthemum muticum)from a local aboriginal plant life sales agreement in North Carolina , expect fun opportunities to witness bumblebees or maybe some honey bee visit my garden .

I did not foresee what actually encounter .

A close up horizontal image of mountain mint (Pycnanthemum) growing in the garden with bees feeding from the flowers.

When my clump ofP. muticumbloomed , there was an all out pollinator party in my backyard . It was as if a message went out calling allbeneficial insectsfar and wide to take care . I could n’t even count the number of different species I was seeing !

I witnessed this spectacle with awe and experienced first hand the power of growing native plants .

You may be mean that my pollinator parade was just anecdotal , but actually , my experience was not unique .

A close up horizontal image of the developing inflorescences of a mountain mint (Pycnanthemum) plant growing in the garden.

Researchers such as Kaitlin Swiantek at the University of Florida have acquit subject on thePycnanthemumgenus , and found that these plants attract a immense diversity of beneficial louse .

In one of the studies , it was square up that mass mints are even more popular thanmilkweedsandgoldenrods , which are be intimate to be wildly attractive to pollinators .

Sure , non - US native plants likezinniasandcosmoswill attract bee and even hummingbirds . But natives likePycnanthemumspecies take wildlife tutelage to another point .

A horizontal image of a large clump of mountain mint (Pycnanthemum) growing in the garden pictured in light sunshine.

We ’ll be focusing primarily onP. muticumin this article , but we will cover a few other coinage from this genus as well , so keep take to check more !

What Is Mountain Mint?

P. muticum , also known as clustered mint mint , is an evergreen plant perennial that has a thumping forming growth substance abuse , with plants reaching one to three metrical foot tall and encompassing .

Oval- or spear - shape leave are dark green , have toothed margins , and grow opposite on branching , square stems . This leafage has a delightful , minty scent .

Inflorescences appear at the end of stems in summertime , and the flower heads have large , grey lily-white bracts that give the whole plant a silvery appearance .

A close up horizontal image of a butterfly feeding from a mountain mint (Pycnanthemum) flower pictured in light sunshine on a soft focus background.

The actual flowers are small , have two sassing , and are white , pinkish , lavender , or naughty in color .

Cultivation and History

Native to the US and Canada , thePycnanthemumgenus contains 19 species , 13 of which are line up in pot minthot spotNorth Carolina .

Habitats for these coinage are various , including moist and dry woodlands , flaxen soil , rocky slope , streambanks , meadows and clearings , prairies , thickets , and moist bluffs .

ThePycnanthemumgenus is categorized taxonomically in themint family , Lamiaceae .

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member of this genus are link up to a divers regalia of garden staples includingpeppermint , sweet basil , coleus , as well as houseplant favorites such asSwedish English ivy .

Within the true mint subtribe , Pycnanthemumis closely related tobee balm , another pollinator favorite .

One of the most widespread members of this genus , P. muticumis aboriginal to the easterly central and eastern US .

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In its native range , mountain sight is found in playing area , meadows , and assailable woodlands , and can be grown inUSDA Hardiness Zones4 to 8 .

As already noted , this genus is an first-class choice for wildlife guardianship . In fact the University of Georgia State Botanical Garden named mountain mint one of the Pollinator Plants of the Year for 2022 .

And of class , as you might expect from an aromatic plant , you may utilise the leaves of this perennial as a refreshing herbal tea leaf !

A close up of three different jar sizes of Olivia’s cloning gel isolated on a white background.

Mountain Mint Propagation

quick to embark on growing this fragrant perennial ? great deal peck can be propagated via seeds , cutting , division , or transplanting .

From Seed

you’re able to produce heap mint from cum , but for improved germination charge per unit , seeds need a dusty , damp stratification geological period .

To reach this , sprinkle the seeds on a damp paper towel . Fold the paper towel in one-half , then half again , and place it in a plastic bag . Store the plastic bag in the fridge for one to two month .

After the stratification period , pull together your supplies : you ’ll need four - inch nursery potty , growing medium , and a atomiser bottle for watering .

A close up horizontal image of a gardener wearing black boots using a blue spade digging the soil in the garden.

Glass Spray Bottle With Adjustable Nozzle

Do you need a spray bottle for projects like these ? you may find a glass spray bottle with an adjustable nozzle availablevia Amazon .

Fill the nursery pots with moist grow medium , such as Rosy Soil ’s Seedling cum begin grime mix , uncommitted for purchasevia Amazon .

A close up horizontal image of a gardener wearing gloves applying mulch to the garden.

Rosy Soil Seedling Seed Starting Soil Mix

When satisfy the baby’s room plenty , leave a gap of about an in between the airfoil of the soil and the flange of the pot .

Take several cum and press them onto the aerofoil of the soil , but do n’t cover them – they need light for germination .

A horizontal image of mountain mint (Pycnanthemum) in full bloom growing in the garden.

Moisten the growing medium with a nebuliser feeding bottle , and place the dope in a position with bright collateral light , and keep them in a temperature range of 65 to 75˚F , using bottom high temperature if needed .

you may keep seedlings strong by placing them on a heat mat , such as the Jump Start Heat Mat from the Hydrofarm Store , uncommitted for purchase in an assortment of sizesvia Amazon .

Keep the territory moist but not soggy as cum germinate and seedlings become institute .

A close up of a bee feeding from the small lavender flowers of Pycnanthemum muticum with a bee feeding.

If started indoors , harden seedling off when they have several lawful leaf before planting out .

To do this , move them outdoors to a protected , shady location for an hour or so , gradually increase the amount of prison term and unmediated exposure to sun and nothingness over the grade of about a workweek .

Once these new mountain mint flora are harden off , they will be ready for transplanting .

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While seeds can also be seed directly alfresco in fall , your chances of success will be much higher when starting them in pots , since the seeds are so flyspeck .

spare yourself some letdown and apply slew rather of direct seeding .

From Cuttings

The expert sentence to spread mountain mint from slip is in early summer . For this project , you ’ll require growing medium , rooting hormone , and four - inch nursery potentiometer .

It ’s ok to reprocess sometime baby’s room pots but be sure to strip and sterilize them first .

Prepare the flowerpot first by filling them with moist farm sensitive , leaving a break of about an inch between the surface of the dirt and the rim of the locoweed .

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Using sterilizedgarden pruner , take four column inch clipping , make your stinger just below a exercise set of leaves . prune off the bottom set of leaves from each cut .

Dip the end of the cutting in rootle hormone such as Olivia ’s Cloning Gel , available for purchase in an raiment of jounce sizesfrom Arbico Organics .

Olivia ’s Cloning Gel

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Poke a hole in the center of the develop sensitive , then infix the cutting , firming the pot metier around the base . pose these in mottled shade and keep the grow average moist .

The cutting should form root in a few weeks – you’re able to check by pull on the stem to see if it resists pulling out of the raise mass medium .

Once the passel heap cutting is rooted , bit by bit acclimate it to direct sun by increasing sun exposure over a period of about a week .

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After this acclimatization full point , your cut will be quick to transplant .

By Division

mount mint grows from rhizomes , which can be divided when plants are dormant , either in tardy fall or former spring .

Before you go split this herb , a day or two ahead of time , water both the deal mint mend and the transplantation placement .

The day you ’re quick to divide , first dig a hole that is about double as inscrutable and wide as the root ball of the division you ’re planning to separate off from the independent clump .

A close up horizontal image of rust spores in high magnification on the surface of a leaf.

Take a shovel full of the soil you just dug out and conflate it with an equal part ofcompost , then put this variety back into the kettle of fish .

Now it ’s time to divide the existing chunk of mountain plenty . Take a shovel and slice through the plant life ’s roots – you’re able to take half of it or less for the new thumping .

Work the shovel under the plant ’s rhizomes and lift the bunch out of the ground .

A close up horizontal image of large mountain mint plants growing in a shady spot in the garden.

Carry the lifted clunk to the new location , or if needed , place it into an empty pot to delight it .

Place the bunch into the cakehole on top of the mix of territory and compost – adjust the amount of soil underneath the clustering so that the top of the plant ’s rootage ballock is stratum with the ground .

water system in and brood the dirt around the stack lot plant withan inch or two of mulch .

A close up horizontal image of a bee feeding from the flowers of a Pycnanthemum muticum plant pictured on a soft focus background.

Want more details?Find step by step instructions for dividing perennials in our scout !

Transplanting

Once you have an established mountain mint seedling or have purchase a industrial plant in a glasshouse flock you ’ll need to transfer it either to a big container or into the land .

If you ’d like to strain the container method , be sure toread our clause about growing herbs in container .

To transplant a specimen into the ground , first choose a mean solar day with laid-back weather , if potential , or waitress until the late good afternoon when the day has cooled off . turbid day are ideal for transplantation .

A close up horizontal image of the flowers and foliage of a mountain mint plant growing in the garden pictured on a dark background.

Dig a hole twice as deep and wide as the specimen ’s nursery pot – plan to set aside one to three foot of space for each plant .

Put a spadeful full of the grunge you polish off from the fix back into the hole and unify it with an equal amount of compost .

Remove the specimen from the nursery pot , loosen its root word , and mix any farm culture medium that come off the root word into the hole with the soil and compost .

Place the root nut into the cakehole , align the amount of sluttish dirt mixture beneath it to keep the top of the stem nut level with the priming coat .

When it ’s level , backfill with soil , then pee in . If the soil level sink in after watering , add more dirt , then dab the filth gently to level it out .

Water in again , and comprehend the area around the plant with an in or so of mulch .

If the conditions is hot or juiceless , be certain to water every couple of sidereal day or more frequently to keep the stain moist as the plant gets plant .

How to Grow Mountain Mint

Mountain mint thrive in full sun or part shade , but flowering will be best in full sun .

This silvery herb requires well - drain stain that is racy in organic issue , with a pH between 6.1 and 7.3 .

Although it has some drouth tolerance , P. muticumgrows best in moderate to moist conditions , so body of water plant during hot weather and drought as they get established .

Growing Tips

Maintenance

Mountain mint is a low maintenance plant . alimony tasks include pruning , as well as dividing when desire or when a plant is grow beyond its allotted distance in your landscape .

Pruning this perennial is well-off . Since this is a star plant for pollinators , ideally you ’ll trim to create bee nesting spot .

To do this , leave all the dried shuck in place over the wintertime . In saltation , cut just a few of these back half agency and prune the rest period of the stalks down to the dirt .

The stalking leave standing will cater nesting spots for bees in springtime .

pick up more about creating habitat for bees , as well as other actions you’re able to take to help oneself them in our article !

As for dividing , this labor is only required if you desire to forestall the plant life from spreading , which it does lento , and not like it ’s bent on taking over the world likeits relatives in theMenthagenus !

When flock mint is dormant , you could divide mature plants to keep them at the desire size of it , as described in the propagation section above .

Mountain Mint Species to Select

The independent matter of our clause isP. muticum , also known as flock , blunt , or short jaggy mountain slew .

Reaching one to three foundation tall and wide , this one is know for its silvern bracts and shallow teeth on the margins of the leaves .

Choose this species if you are in the easterly or easterly key US , Zones 4 to 8 , and can offer moist growing conditions in full Lord’s Day to part shade .

P. Muticum dwell Starter Plant

PurchaseP. muticumas a live starter industrial plant in a three - inch potfrom Sacred Roots Nursery via Walmart .

In addition toP. muticum , there are 18 other species ofPycnanthemum .

Here are a few of interest :

Hairy Mountain Mint

P. verticillatumvar.pilosum , also sleep with asP. pilosum , hirsute , American , or whorled mountain batch , is aboriginal to the easterly and cardinal regions of the US .

hit one to three feet grandiloquent , this species has minute light-green leaf and clusters of small bloom at stem terminal and at leafage axil .

It turn in full sun or part shade in ironical to average dirt that have dear drain , in zone 4 to 8 .

Hairy Mountain Mint seed

you’re able to findP. verticillatumvar . pilosumseeds in a survival of parcel sizesfrom Everwilde via Amazon .

Hoary Mountain Mint

P. incanum , also known as hoary mountain mint , is aboriginal to the easterly US where it grows in ironical to medium moisture condition , in full sun or part spook .

This perennial make two to three feet magniloquent and has a three to four foot spread head .

P. incanumhas silvern white bract and upper leaves , giving the whole plant a brilliant , silvery clean appearing . Flower clusters are ashen or white and lavender , and seem at terminal and upper folio axil .

This is a good choice for Zones 4 to 8 if you wish the looking ofP. muticumbut necessitate something for dryer condition .

you may purchase 0.16 - troy ounce battalion ofP. incanumseedsfrom Roundstone Native Seeds LLC via Amazon .

Slender Mountain Mint

P. tenuifolium , more commonly known as narrow leaf or slender mountain mint , reaches two to three feet tall and wide .

As its uncouth names suggest , it has thin , acerate leaf - similar leaves , with clusters of small blanched flower at the ends of the prow .

recommend for zone 4 to 8 , it grows in full sun to part shade , in dry to medium moist ground , and has a wide aboriginal stove , throughout eastern North America .

You ’ll findP. tenuifoliumseeds in packs of 0.16 - ouncesfrom Roundstone Native Seeds LLC via Amazon .

Virginia Mountain Mint

aboriginal to eastern North America , Virginia quite a little mint ( P. virginianium ) requires full Sunday and restrained moisture .

This species has narrow , taper leaves with smooth margin , and cluster of small white flowers at the remainder of the base .

It gain two to three feet improbable and one to one and a half feet all-inclusive , growing in Zones 3 to 7 .

You ’ll findP. virginianiumseeds in an assortment of pack sizesfrom Everwilde Farms via Amazon .

Managing Pests and Disease

Mountain batch is not much bothered by pest or disease , and it ’s even resistant todeer , gopher , voles , andrabbits .

The only disease which tends to affect this plant is rust , which is more of a job when the plant is in nerve-racking condition , such as during time of drought or right after transplantation .

Called “ rusting ” because of the appearance it has on plants , this is a fungous disease that produces powdery , red orangeness spores on foliation .

you could preclude this fungal proceeds by avoiding condition that will allow it to boom . Space plants properly and deflect watering late in the twenty-four hour period – water system in the morning alternatively .

If rust has appeared on yourPycnanthemumspecimen , and is not far-flung , you may remove the unnatural leafage .

However , if rust is present on most of the plant , cut the leafage back to the ground and allow the works to resprout .

Best Uses for Mountain Mint

It ’s not hard to discover a good enjoyment for slew mint in the landscape painting !

Aesthetically , it will meld in utterly withcottage gardens , herbaceous plant gardens , edible garden , and margin .

you may also have it naturalize in exposed woodlands or hayfield .

As for landscape painting design , P. muticumcreates an eye - catching , lustrous spot with its silvery white bract .

Choose a case native to your location to grow withnative wildflowers .

If you’regardening for wildlife , think that these industrial plant have special value to bees , include honeybees , bumblebees , and other types of aboriginal bee .

butterfly , and predatory and parasitoid insects also lovePycnanthemumspecies !

And while it ’s baronial to remember of our insect neighbor – do n’t forget to revel some for yourself as well – their leave of absence and flowers can be used to make invigoratingly mintyherbal teas .

Quick Reference Growing Guide

Mounds of Silver Are Pollinator Gold

Now that you know just how to rise this fragrant plant life , you ’ll soon be ready to baby-sit back and enjoy those silvery flowers and watch a parade of pollinators pass by !

manage to delve into more hatful growing information ? We have more cognition for you right here :

© Ask the Experts , LLC . ALL RIGHTS RESERVED.See our TOSfor more detail . intersection picture via Everwilde Farms , the Hydrofarm Store , Rosy Soil , Roundstone Native Seeds LLC , and Sacred Roots Nursery . Uncredited photos : Shutterstock .

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Kristina Hicks - Hamblin