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What to do with asparagus crowns before planting is simple: you need to rehydrate them, inspect them, and get them ready for the soil.
If you’ve ever ordered asparagus crowns online or picked some up from a garden center, you know they often arrive looking dry and a bit lifeless.
Don’t panic.
That dry appearance is totally normal, and with the right prep, those crowns will wake up and start growing strong.
In this post, we’ll walk through exactly what to do with asparagus crowns before planting so you give them the best possible start.
Let’s dig in.
What to Do with Asparagus Crowns Before Planting
What you do with asparagus crowns before they go in the ground can make or break your harvest for years to come.
Here’s the prep work that matters most.
1. Rehydrate the Crowns
The first thing to do with asparagus crowns before planting is to soak them.
Asparagus crowns are shipped bare-root, which means they’ve been dug up, shaken free of soil, and stored dry.
That drying process helps them survive shipping, but it also means they need water before they can grow.
Soak your crowns in a bucket of lukewarm water for about 30 minutes to an hour before planting.
Don’t leave them soaking overnight, though, because too much water can cause the roots to rot.
A short soak plumps the roots back up and gives them the hydration they need to settle into their new home.
2. Inspect the Crowns for Damage
Another important step in what to do with asparagus crowns before planting is giving them a good once-over.
Look at the roots and the crown itself, and check for signs of trouble.
Healthy asparagus crowns feel firm and have plump, fleshy roots that are light tan or brownish in color.
If you spot mushy spots, mold, or roots that crumble when you touch them, those sections need to go.
Use a clean pair of pruners to snip away any damaged or dead roots.
This keeps rot from spreading once the crowns are in the ground.
3. Trim the Roots Slightly
Trimming might sound counterintuitive, but it’s actually a smart move when prepping asparagus crowns before planting.
If the roots are extremely long and tangled, give them a light trim.
Cutting them back to around 4 to 6 inches encourages fresh root growth once they’re in the soil.
Just don’t go crazy with the pruners.
You want to keep the majority of the root system intact because those roots store the energy the crown needs to send up spears.
4. Keep Them Cool and Moist Until Planting
Timing matters when you’re figuring out what to do with asparagus crowns before planting.
If you can’t plant them right away, don’t just leave them sitting out.
Wrap the crowns in damp newspaper or a moist towel and stash them in a cool, dark spot.
A refrigerator works great for short-term storage, but keep them away from fruits that release ethylene gas.
You can also heel them into a temporary bed of moist soil if you need to wait a few days.
The key is making sure those roots stay damp but not soaking wet.
How to Prepare Asparagus Crowns for Planting
Once your crowns are hydrated and inspected, it’s time to get them ready for the ground.
Here’s how to prepare asparagus crowns for planting so they settle in without stress.
1. Choose the Right Spot First
Before you even touch the crowns, pick the right planting spot.
Asparagus is a long-term commitment, so choose a bed that gets full sun and has well-draining soil.
These plants don’t like wet feet, so soggy spots are a no-go.
Prep the bed ahead of time by mixing in compost and loosening the soil down about 12 inches.
That way, when your crowns are ready, you can pop them straight in.
2. Dig a Trench and Form Mounds
Dig a trench about 6 to 8 inches deep and wide enough to spread the roots out.
Then form a small mound of soil in the bottom of the trench for each crown.
This mound is where you’ll rest the crown so the roots can drape down naturally.
Getting this part right makes a huge difference in how quickly the crowns establish.
3. Spread the Roots Before Backfilling
When you place the crown on the mound, spread the roots out like spokes on a wheel.
This is one of those things people skip when they’re learning what to do with asparagus crowns before planting.
But spreading the roots keeps them from balling up and gives them better access to nutrients.
Once the roots are spread, backfill with soil until the crown is covered by just a couple of inches.
You’ll fill the rest of the trench gradually as the spears grow through the season.
Common Mistakes to Avoid with Asparagus Crowns Before Planting
Even with good intentions, a few common mistakes can set your asparagus back.
Avoid soaking crowns for more than a couple of hours.
Skip the temptation to plant dry crowns straight from the package, because they’ll struggle to take off.
And don’t plant crowns too deep right out of the gate.
Covering them with just 2 inches of soil at first is plenty, then add more as the season progresses.
Also, avoid fertilizing right at planting time because young roots are sensitive and can burn easily.
So, What to Do with Asparagus Crowns Before Planting?
What to do with asparagus crowns before planting comes down to a few simple steps: soak them, inspect them, trim any damaged roots, and keep them moist until they hit the soil.
Get that prep right, and your crowns will reward you with strong growth and years of fresh spears.
Whether you’re planting one crown or twenty, taking the time to prep them properly is the difference between a patch that thrives and one that fizzles out.
So grab your bucket, give those crowns a good soak, and get them in the ground with confidence.