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Understanding Tree Dormancy: What’s Happening Below the Surface in February

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Beaver Dam Tree Service co-owner, Mark Sill giving thumbs-up while being attached to a tree trunk with a harness. Posted by: Beaver Dam Tree Service 4 weeks ago

As February settles in, it may seem like trees are simply standing still, waiting for spring to arrive. Without leaves or visible growth, they can appear lifeless, but don’t be fooled! Beneath the surface, trees are hard at work preparing for the growing season.

Understanding tree dormancy can help homeowners and property managers care for their trees year-round, ensuring their health and longevity.

What Is Tree Dormancy?

Tree dormancy is a natural survival mechanism that helps trees conserve energy during harsh winter conditions. As temperatures drop and daylight hours shorten, trees enter a state of rest, slowing their metabolism, growth, and energy use. 

This period of dormancy allows them to withstand cold temperatures and harsh weather until conditions improve in the spring.

What’s Happening Below The Surface?

Even though trees appear inactive above ground, a lot is happening beneath the soil:

  • Root Growth Continues – While branches and leaves may not be growing, roots continue to expand and absorb nutrients, especially on warmer winter days. This slow, steady root development strengthens the tree’s foundation for the upcoming growing season.
  • Nutrient Storage – Before dormancy, trees store nutrients in their roots, trunk, and branches. Throughout the winter, these reserves sustain the tree and prepare it for spring bud development.
  • Moisture Management – Trees adjust their water intake to prevent dehydration or freezing damage. Healthy soil with adequate moisture helps keep roots protected from extreme cold.

Why Dormancy Matters for Tree Health

Dormancy is essential for a tree’s survival. It allows the tree to:

  • Conserve Energy – By slowing down metabolic processes, trees preserve energy for spring growth.
    Survive Harsh Conditions – Reduced activity minimizes the risk of damage from freezing temperatures and dry winter air.
    Prepare for New Growth – Healthy root development during winter ensures a strong, vibrant start in the spring.

3 Ways To Support Your Trees This Season

While trees can manage dormancy on their own, proper care can set them up for success:

  1. Mulching: A layer of mulch around the base helps insulate roots and retain moisture.
  2. Watering: If there’s a dry spell and the ground isn’t frozen, occasional deep watering can prevent dehydration.
  3. Winter Pruning: Dormant trees are less vulnerable to disease and pests, making winter an ideal time for pruning.

Let Beaver Dam Tree Service Help!

Understanding tree dormancy helps you make informed decisions about winter tree care. At Beaver Dam Tree Service, we specialize in professional tree maintenance, including winter pruning, health assessments, and tree removals when necessary.

Contact us today to ensure your trees stay strong and healthy year-round!