Growing Asparagus officinales in the home garden takes longanimity .

Depending upon which option you take at planting time – ejaculate , crowns , or set out – it can take several grow season before the bed you ’ve fondly prepare will recreate innkeeper to those tippy , delicious spring spears .

In the fall , when the garden beds commence to drowse under slew of leave in preparation for first frost , your asparagus may more closely resemble fern - similar Christmas Sir Herbert Beerbohm Tree , sprouting foliage up to seven feet marvelous .

Image of rows of asparagus plants growing in the garden with trees in soft focus in the background.

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Even though asparagus is dioecious – with plant that are either manlike or distaff gendered – both the Male and female person create foliage and flowers . But only female works develop come .

To keep your plants healthy and to machinate them for their next growing season , it ’s recommend to cut back foliage in the fall after the second or third year observe planting .

A collage of images showing different views of autumn asparagus foliage.

But what does cutting back do for your plants ? Let ’s take a closer look .

What You’ll Learn

Asparagus Anatomy

Asparagus is a perennial flowering plant that can produce crops for more than twenty years .

Underground , it grows from clusters of roots unremarkably known ascrowns . The pennant are typically left to overwinter in the ground .

The young , new shoot that sprout in early springiness are the part of the plant that we eat , but after the harvest time period has ended , the plants give rise foliage .

A vertical close up image of two hands from the left of the frame holding the foliage of a young asparagus plant growing in the garden. To the top and bottom of the frame is green and white printed text.

Harvesting the stalkstriggers the production of unexampled growth to replace the harvested shoots , which uses a spate of vigor .

From summertime through drop , before wintertime weather hit , the spring burgeon forth that were n’t reap will proceed togrow into a tall , bushy , fern - alike flora .

The green vegetation is dumb and can uprise up to seven feet marvelous .

A close up image of two gloved hands planting crowns in a ridge and furrow system in dark, rich earth in the garden.

While some debate gobble to be a negative thing , it ’s actually a natural part of the outgrowth cycle that allows the plant to photosynthesize and circularise .

The plants will produce tiny flower that await pollinator to spread pollen from male to female person , and by late fall , distaff plants will produce small , round , cerise seed pods that hang from the outgrowth like Christmas decoration .

Check our guidebook to learn more about thedifferences between male and female flora .

A close up horizontal image of an A. officinalis plant with bright red berries amongst the vegetation, pictured in light sunshine on a soft focus background.

While gardeners who want to collect seed may countenance the cod mature , it ’s typically recommended not to allow seeds to grow , because the process consume a lot of energy .

As a part of the life story cycle of the industrial plant , foliage begins to die back , twist yellow or chocolate-brown as crowns go dormant . At this time , you ’ll want to cut them back for winter .

Cutting dead foliage back serves a few aim :

A close up horizontal image of a small black, white, and red beetle on the stem of a plant, pictured on a soft focus background.

First , provide plants to finish their seasonal life cycle will produce healthier radical . The foliage will continue to photosynthesize and store energy in the solution system throughout the growing season .

secondly , roots that form to support the emergence of the unexampled foliage are stronger and deeper . Healthy roots produce level-headed plants , and a more freehanded crop in the next develop time of year .

Additionally , nuisance pests called asparagus beetles are known to inhabit the ferns , where they put down nut in the fall .

A close up horizontal image of A. officinalis vegetation growing in the garden on a green soft focus background.

Cutting back can pinch an infestation in the bud forrader of the next grow season .

Cutting Back Foliage

Autumn foliage that has turned jaundiced or brown is ready to be cut back .

It ’s of import to refrain from crop prior to die - off , as the plant life will continue to photosynthesize while it is still green .

When plants have belong dormant , usepruning shearsto cut ferns back to ground level .

A close up horizontal image of a single asparagus spear surrounded by foliage, pictured in light sunshine on a soft focus background.

If the cuttings are sound and not diseased or overrun , theycan be compostedor used to mulch the growing bed for the winter .

Always utilise caution when composting prune ferns , however , as plague may lay ball there that can be spread to your compost pile , leading to potential reinfestation when they hatch .

When foliage has been snub back , adding a thick layer of compost or mulch will help to protect crowns through the winter , particularly in areas where snow cover can become cryptic , or temperatures dip well below freeze .

you’re able to acquire aboutmulching to protect stale - tolerant crops in this guide .

Quick Tips for Fall Cutbacks

Keep the following in mind when you geld back your plants in autumn :

A Little Maintenance Goes a Long Way

It takes a tidy sum of get-up-and-go for plants to grow , and transfer dead folio affair will aid to hike output in the next growing season .

organize perennial flora for winter will save a lot of letdown , as those that are maintained well will come back , vigorous and quick for a new twelvemonth .

Have you had some experience growing asparagus in your garden ? Did you detect a better yield after cut back leafage ?

And for more selective information aboutgrowing edible asparagus , hold in out these usher next :

© Ask the Experts , LLC . ALL RIGHTS RESERVED.See our TOSfor more details . Originally published September 3rd , 2020 . Last update August 16th , 2023 . Uncredited photos : Shutterstock .

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Kelly Spicer