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Garden Calendar: March

Planting

  • Plant new roses before March 15.
  • Broad-leaved Evergreens such as Magnolia and Holly can be set out at this time.
  • Plant cold weather annuals Sweet William, English Daisies, Pansies, and Calendulas.
  • Divide Mondo Grass and Liriope.Divide Cannas, Chrysanthemums, Coreopsis, Phlox, and Obedient Plant.
  • Start seeds for Tomatoes, Bell peppers, and Eggplant.Set out Thyme, Lemon Balm, Oregeno, Chives, Sage, and Winter Savory.
  • Sow seeds of Johnny Jump-ups, Sweet Peas, Larkspur, Forget-me-nots, and Baby Blue Eyes.
  • Flowering shrubs may be moved at this time. Larger shrubs should be moved with a ball of dirt and smaller shrubs may be moved bare-rooted.
  • This is the best month to move Crape myrtles.
  • Lawns may be sodded at this time.Plant Gladiolus throughout this month for continuous bloom.Plant Hostas.
  • Caladiums can be started in outdoor containers as soon as weather warms.

Fertilizing

  • Fertilize all the garden except acid-loving plants.
  • Topdress Camellias with azalea-camellia fertilizer.
  • Lime Peonies, Clematis, and Boxwoods.

Pest Control

  • Spray new rose leaves for black spot weekly.

Pruning

  • Prune roses at this time. Remove dead and weak canes. Properly dispose of clippings.
  • Prune Crape myrtles and Altheas.
  • Prune evergreens for shape and size as early in the month as possible.
  • Cut English Ivy back very hard. It will come back very nicely in the spring.
  • Trim Mondo Grass and Liriope with lawn mower set on highest setting (6 inches). Dispose of trimmings.

Mulch

  • Replenish mulch around Azaleas and Camellias.

Miscellaneous

  • Dispose of fallen Camellias blossoms to prevent blight.
  • Rake up seed hulls from under bird feeders. They will smother new growth.
  • Remove dead flowers from tulips and daffodils. Do not cut foliage before it turns yellow and dies.

Home Accent

  • Divide or repot overgrown houseplants. Cut back weak parts to encourage new growth. Apply fertilizer every 2 weeks or so.

In Bloom

  • Bluebells, Chionodoxa, Daffodil, Hyacinth, early Iris, Pansies, Violet, Carolina Jasmine, Azaleas and Camellias, Forsythia, Pearl Bush, Photinia, Flowering Quince, Spirea, flowering fruit trees (Crabapple, Cherry, Pear, and Peach), Oriental Magnolia, and Redbud.

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