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Group together 2-3 canes and gently secure them together for support against the wind. Make sure to keep your zip ties or cotton string loose so they don’t abrade the plant. Add a layer of dry straw around the canes, then wrap them carefully in a sheet of burlap. Secure the burlap with twine or wire to keep everything in place. Use the hilling technique to protect the plant’s roots and crown. Use a shovel to create a 1 ft (30 cm) high and 1 ft (30 cm) wide mound of soil or compost. If you choose to use compost, add another 6 in (15 cm) of compost or straw to the top and sides of the mound. The level will go down as the compost decomposes. Carefully pull back the hilling mound, spreading the soil or compost through the garden with a rake. Unwrap the burlap, twine, or wire from the bundled canes gently. Use pruning shears to clip the zip ties or cotton string. You can look up the date of your first thaw by entering your zip code at https://davesgarden.com/guides/freeze-frost-dates/#b.
Bundle and tie your climbing roses with zip ties or cotton string. Wrap the bundles with dry straw and burlap. Pile up 1 ft (30 cm) of well-drained soil or compost around the base. Remove any covering and leaves when the ground thaws in the spring.