Allow me to introduce you to themagic of the recurrent , tint loving , Astilbe . One undivided plant can flex your backyard ( if it ’s louche enough ! ) into a charming oasis bathe in lavish plume and lacy foliage .

We ’re going to talk about how you’re able to take that one parent plant you buy at the nursery and transmute it into as many baby flora as your heart desires .

Astilbeplants depart in size and semblance . There are some industrial plant that will not top six in while others may finish their season at a whopping four feet tall – buyer beware !

Close up of hot pink Astilbe flowers.

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ensure to pay attention towhich motley you purchaseat the glasshouse , lest you inadvertently plant a diversity that may form a regular forest .

If you are propagating from a industrial plant that you ’re already familiar with from your backyard , you’re able to expect a similar height from the propagated ( or “ babe ” ) plant as displayed by the parent flora .

A bright pink Astilbe flower in bloom.

Colors vary from whitened to dark shades of purpleness and pinkish . Their foliation also varies from greenish bronze to dingy green , depending on the cultivar and the soil ’s available nutrient .

Propagation

Astilbecan be successfully divided in free fall or early outpouring .

If divided in fall , you’re able to directly replant the new divisions , or you’re able to store them in pots in your garage for the winter to give to your friend , or for planting in your garden the following spring . expect to fraction the rootstalk until after the plants have fetch up blossoming .

If you choose to divide them in the spring , do it early during their dormant phase so that once they get down growing , they have a full season to establish themselves .

A bright pink Astilbe flower in bloom.

Another important bill before planting : make certain to observe where the sun and spook fall in your garden during the natural spring and summer months . Once fall and wintertime roll around , the scant patterns will change . Astilbe grows best in partial shade in the warmer season , but it can tolerate full sun .

Now that you ’ve settle on the optimal location for your freshly dividedAstilbe , permit ’s talk division and propagation !

Ideally , to keep your parent plants intelligent , you ’ll desire to separate them about every four years .

Pink Astilbe in bloom in a large cottage garden with a tree in the midground and a blue sky with puffy clouds in the background.

9 Steps for Dividing yourAstilbe

nifty work !

Additional Notes for Division in the Fall

If it is autumn and you want to store your divisions or else of straight replanting the rhizomes into your garden beds , you could plant each new transplant inwell - drain potting soilin a average - sized pot . Place it in your service department or cellar , in a dark and nerveless location , and wait until spring to decide what you want to do with them .

You do n’t want to water the pots much during the wintertime while they are dormant , but try out not to let them get so dry that the roots shrivel . A cup of water every two to three weeks should be just fine !

Remember that if you choose this route , you ’ll require to espouse steps 2 - 4 and 7 - 9 as described above the following spring , when the priming coat has start to warm up and you are ready to plant . Any rootstock show signs of mold , rot , or radioactive decay should be discard .

Pink, white, and purple astilbe flowers in boom.

The last element of the process , if you choose to embark on it in the downslope , is a great big venereal infection of forbearance . Your fresh transplantedAstilbeare not potential to bloom in their first growing time of year . However , you could expect to see blooms starting in yr 2 and onward !

The fireworks ofAstilbeplumes will be well worth the time lag , I see you .

Some Final Thoughts While You Wait…

There are few greater joy than beautify our garden . Taking some spare time to divide and thereby procreate theAstilbein your garden beds is worth it . The parent plant will be goodish with more room to spread , and the phone number of heyday in your beds will be more numerous .

Remember the primal principles that will keep your plants happy : rich , well - drained soil ; regular deep watering without ceaseless wet feet ; 2 - 3 hours of sunshine per day ; and yearly fertilizing with a commixture that is high in Lucifer and potassium .

finally , if you have no place to plant your new transplants , put them in a pail , impress this guide , and process yourself over to your neighbor ’s theater . The best talent are unexpected !

For moreinformation about this amazing bloom , be sure to correspond out some of these guides :

© require the Experts , LLC . ALL RIGHTS RESERVED.See our TOSfor more detail . Originally put out on August 20th , 2019 . Last updated June 27th , 2023 . Uncredited picture : Shutterstock . With additional writing and redaction by Allison Sidhu .

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Alexis Morin