This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases. If you click a link and make a purchase, I may receive a small commission at no extra cost to you.
Arborvitae cuttings take about 4 to 8 weeks to root.
This timeframe can vary depending on several key factors.
If you’ve been asking how long does it take arborvitae cuttings to root, the answer depends on the cutting type and conditions you provide.
Some gardeners see roots in as little as three weeks, while others wait up to ten.
In this post, we’ll break down the typical rooting period for arborvitae cuttings and what influences it.
Let’s dig into how long does it take arborvitae cuttings to root and how you can get the best results.
How Long Does It Take Arborvitae Cuttings to Root
The average time for arborvitae cuttings to root falls between four and eight weeks.
This is the general answer to how long does it take arborvitae cuttings to root when conditions are ideal.
Here’s what affects that timeline:
1. Cutting Type and Age
Softwood cuttings taken in early summer root faster than hardwood cuttings.
Softwood cuttings from current-year growth can root in about four weeks.
Hardwood cuttings from older wood may take eight weeks or more.
The age of the cutting directly influences how long does it take arborvitae cuttings to root.
Young, flexible stems with no bark root more quickly.
2. Season of Collection
The season you collect cuttings changes how long does it take arborvitae cuttings to root.
Cuttings taken in late spring or early summer root fastest due to active growth.
Those taken in fall or winter go dormant and root slowly or not at all.
For the shortest rooting period, take cuttings in June or July.
3. Environmental Conditions
Temperature, humidity, and light all affect rooting speed.
Arborvitae cuttings root best in warm soil around 70–75°F (21–24°C).
High humidity keeps cuttings from drying out, which speeds up rooting.
Bright, indirect light encourages rooting without scorching the leaves.
These factors collectively determine how long does it take arborvitae cuttings to root in your setup.
Factors That Affect How Long Arborvitae Cuttings Take to Root
Several variables can extend or shorten how long does it take arborvitae cuttings to root.
Understanding these helps you adjust your approach.
1. Moisture Levels
Too much moisture causes rot, while too little dries out cuttings.
Keep the rooting medium consistently damp but not soggy.
Mist cuttings daily or use a humidity dome to maintain moisture.
Proper moisture management reduces how long does it take arborvitae cuttings to root.
2. Rooting Hormone Use
Applying a rooting hormone speeds up root development.
Cuttings treated with hormone often root one to two weeks faster.
Without hormone, rooting can take longer, sometimes up to ten weeks.
Hormone is a simple way to shorten how long does it take arborvitae cuttings to root.
3. Temperature Consistency
Cold soil slows root production dramatically.
If the medium stays below 60°F (15°C), rooting may stall.
Using bottom heat mats keeps the root zone warm and active.
Stable warmth is key to controlling how long does it take arborvitae cuttings to root.
How to Speed Up How Long Arborvitae Cuttings Take to Root
You can actively reduce how long does it take arborvitae cuttings to root with a few strategies.
Here’s what works best:
1. Use Semi-Hardwood Cuttings
Semi-hardwood cuttings taken in midsummer root reliably fast.
They have green bark that’s just beginning to harden.
This stage balances vigor with resilience.
It’s a sweet spot for minimizing how long does it take arborvitae cuttings to root.
2. Apply a Strong Rooting Hormone
Dip the cut end in a powder or gel hormone containing IBA (indole-3-butyric acid).
This stimulates root initiation in as little as three weeks.
Follow label directions for best results.
Hormone consistently reduces how long does it take arborvitae cuttings to root.
3. Provide Bottom Heat
Place pots on a heat mat set to 70–75°F (21–24°C).
Warm roots develop faster than cool roots.
This alone can cut rooting time by a week or more.
Bottom heat is a proven method to shorten how long does it take arborvitae cuttings to root.
4. Maintain High Humidity
Cover cuttings with a clear plastic bag or dome.
Check daily and remove condensation to prevent mold.
High humidity reduces stress and encourages root growth.
This simple trick accelerates how long does it take arborvitae cuttings to root.
Signs Your Arborvitae Cuttings Have Rooted
Knowing when roots appear helps you know how long does it take arborvitae cuttings to root in your case.
Look for these signs:
1. New Growth on Top
Fresh green shoots at the tip indicate the cutting is alive and rooting.
This usually appears three to six weeks after sticking.
New growth is a positive sign but not proof of roots.
2. Gentle Tug Test
After four to six weeks, gently pull on the cutting.
If you feel resistance, roots have formed.
If it lifts easily, give it more time.
This test confirms how long does it take arborvitae cuttings to root in your environment.
3. Visible Roots Through the Pot
Transparent pots let you see roots developing.
White or light brown roots indicate successful rooting.
When roots are an inch or more long, your cuttings are ready to pot up.
This visual cue removes any guesswork about how long does it take arborvitae cuttings to root.
So, How Long Does It Take Arborvitae Cuttings to Root?
Arborvitae cuttings take about 4 to 8 weeks to root under normal conditions.
The exact timeframe depends on cutting type, season, moisture, warmth, and hormone use.
With softwood cuttings, summer heat, and rooting hormone, you can see roots in as few as three weeks.
Without those factors, how long does it take arborvitae cuttings to root may stretch to ten weeks.
Monitor moisture, apply hormone, and keep the medium warm for the fastest results.
Hopefully this post has answered your question about how long does it take arborvitae cuttings to root and given you practical tips to succeed.
Happy propagating.