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Linum perenne [ LIN - um , per - EN - ee ] , commonly known as Blue Flax , is one of the preferred wildflowers grown across the US . Linum belongs to theLinaceaefamily , and celebrated for its profuse bloom and pallid - blue flowers .
It ’s aboriginal to Europe and is primarily found in the Alps and locally around England .

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It is also known as perennial flax and standardized to the westerly North American species recognize asLinum lewisii .
Despite the plant ’ stems ’ delicate appearance , they are incredibly warm ? They were once used to make rope and linen in Europe !
Linum Perenne Care
Size & Growth
Linum grows at a medium rate and produces beautiful showy flowers during summertime and spring .
Being a perennial , the plant is unawares - lived and lasts about three years . It requires re - seeding to continue growing .
When all growing conditions are met , the industrial plant grows up to 12 ” – 15 ” inches in peak with an 18 ” in spread at maturity .
Flowering and Fragrance
It is known for its showy sky - blue , 5 - petaled bloom during summer . The flowers are about 2.5 ” inches in diam and open up only for one day .
The peak open once the sun starts shining on them , but commonly pretermit by previous good afternoon when the Dominicus starts going down .
However , the plant life blooms profusely for up to 8 week during spring .
Light & Temperature
The plant is hardy to USDA zones 5 through 9 and develop in many location across the US .
When temperature douse below 25 ° degrees Fahrenheit ( -4 ° blow ) , the leaves remain standing .
When it come to light , the perennial Linum loves full sun . However , the plant grow in partial tone and blossom just as beautifully .
Watering and Feeding
risque flax take regular has watering needs but this hardy perennial can stand drouth conditions .
However , even tearing during the summertime will do well , specially when the plant life is in the grow stages .
Once the radical are established , ensure the dirt remains moist . Be careful with overwatering as it leads to take root rot .
The works does well in infertile soil , fertilized in the fall with a one-half and one-half blend of balanced plant food and mellow - tone compost .
recollect not to go overboard as too fertile grime can cause leggy ontogeny .
Soil & Transplanting
The plant life loves normal or calorie-free arenaceous soil to intermediate or loamy soil . It hate heavy the Great Compromiser soil and does n’t do well at all when found in one .
The stain also postulate to be well - run out as too much standing water will rot the roots . As for pH , the plant life takes to acidic , neutral , and alkaline colly well .
The works is drouth - resistant and can grow in ironic and shallow , rocky soil .
As for transplanting , it is only recommended when you want to place the seedlings in item-by-item pots .
Other than this , the plant does n’t respond well to being transplanted once its roots are establish .
Grooming and Maintenance
When it comes to preparation , there are no specific requirements to sustain the plant life ’s growth .
Deadheading the flowersis not ask but encourage when you want to prevent seeding .
Otherwise , the flora is moderately self - sufficient and low - maintenance .
How To Propagate Blue Flax
TheLinumspecies are self - sowing plants dispersing its cum when the time of year comes around .
As for extension , it is done with seeds .
The plant will also propagate from basal cuttings in the springtime .
Blue Flax Pest or Diseases
The downhearted flax plant is typically destitute of pests and disease and does n’t have any serious trouble .
However , cutwormand grasshopper attacks happen once in a while but are well-off to handle with .
chit-chat your local gardening essence or nursery to regain a discourse worthy for your neck of the woods .
Be careful while handling the plant as it might induce skin botheration .
Also , keep favourite and kids from getting too closemouthed as the plant life is poisonous if have .
Perenne Linum Uses
Garden use for drab flax admit invest in masses alongside moulding fronts , rock garden , and garden bound .
When in full bloom , the efflorescence also count improbably beautiful and are a howling summation to meadows , uncivilized gardens , and even herbaceous plant garden .