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5 October Tasks to Prepare Your Pacific Northwest Garden for Winter

October is a crucial month for gardeners in the Pacific Northwest. The work you do now will pay off in the spring, allowing you to stay warm inside knowing your garden is ready for the cold. Here are five essential tasks to prepare your garden for winter.

1. Protect Your Garden from Pests and Disease

Cleaning up your garden beds is the best way to prevent uninvited guests and disease. Remove any dead annuals, fallen fruit, or decaying plant material. This eliminates hiding spots for pests and helps stop the spread of disease. If you have tasty plants that might attract hungry animals like raccoons or deer, consider putting up a fence or protective barrier.

2. Cut Back Perennials

Now is the time to trim your perennials. Cut them back to ground level once their tops have turned brown. However, be sure to leave evergreen perennials that can survive the winter, such as Pacific Coast Iris. If you haven't already pruned your woody plants, trees, or shrubs, wait until they are dormant before trimming.

3. Bring in Tender Plants and Bulbs

For tender bulbs like dahlias, dig them up and let them dry in the sun for a few days. Then, store them in a cool, dark place surrounded by sawdust or peat moss. Remember to also bring in any houseplants that have been enjoying the outdoors.

4. Plant for Spring and Protect Your Soil

October is the perfect time to plant for a vibrant spring garden and to protect your soil.

  • Plant Bulbs: Plant spring-blooming bulbs like tulips, crocuses, and bluebells. These can be planted until the ground freezes.
  • Sow Edibles: Early spring vegetables like spinach and mache can be sown now for an early harvest.
  • Use Cover Crops: Consider planting "green manure" to protect your beds from weeds and enrich the soil over the winter.

5. Finalize Your Garden Prep

Before the season ends, a final round of weeding will save you a lot of work in the spring. If you want to divide any plants next season, now is a good time to tag them so you don’t forget. You can also add organic compost to your planting beds. The winter's freezing and thawing will naturally work the nutrients into the soil for you.

Remember to take it easy on fertilizing both your garden and houseplants. You don't want to encourage new growth that could be damaged by cold temperatures. Finally, don't forget to clean and store your tools to keep them in good condition for next year.

Ready to start your project?

Contact Red Roses Landscaping 1 LLC at (206) 578-1386 or request a free estimate online. We proudly serve Seattle, Bellevue, Mercer Island, Lynnwood, Woodinville, and surrounding areas.

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