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Author: Karen Martens

You are here: > Articles by: Karen Martens

Ohio Native Plant Month

As of July 18, 2019, April was designated Native Plant Month in Ohio. This was the first U.S. state to have an entire month dedicated to Ohio’s native plants highlighting the many benefits they provide to the state’s economy, our

Karen Martens April 17, 2026 down the garden path No Comments Read more

A Fun Winter Garden Exercise: Learn to Identify Trees by Their Bark

Now that the leaves have fallen, and perennials, herbs and roses are dormant, you may notice features in the garden that you had overlooked during the growing season. Tree bark is a good example. It is quickly apparent that not

Karen Martens January 6, 2026 down the garden path Read more

The Native Tree Collection

Fall is a great time to focus on the CPOR Arboretum You might be surprised to learn that the Columbus Park of Roses is an accredited arboretum. Among the large collection of trees are 34 species of native trees. An

Karen Martens October 22, 2025 down the garden path Read more

Wrapping Up Rose Care for the Season

For those of you who grow roses or are just curious, here are answers to questions that CPOR visitors often ask: When should I stop deadheading (cutting off spent blooms)? Deadheading encourages the rosebush to continue making new blooms, but

Karen Martens October 6, 2025 down the garden path Read more

2025 Perennial of the Year: Showy Clustered Mountain Mint (Pycnanthemum muticum)

Each year, the Perennial Plant Association announces its Perennial of the Year based on the following criteria: -Suitability for a wide range of climate conditions -Low-maintenance requirements -Relative pest- and disease-resistance -Readily available in the year of promotion -Multiple seasons

Karen Martens July 24, 2025 down the garden path Read more
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What is happening in the park

  • Ohio Native Plant Month April 17, 2026
  • A Fun Winter Garden Exercise: Learn to Identify Trees by Their Bark January 6, 2026
  • The Native Tree Collection October 22, 2025
  • Wrapping Up Rose Care for the Season October 6, 2025
  • 2025 Perennial of the Year: Showy Clustered Mountain Mint (Pycnanthemum muticum) July 24, 2025
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