March

  • Fertilize established trees & shrubs with 10-10-10 or a high nitrogen fertilizer, except for Azaleas, Rhododendron & Camellias.
  • Apply pre-emergent crabgrass preventer early in month.
  • Apply super phosphate like 0-20-0 to Azaleas to encourage blooming early in month.
  • Continue to plant trees, shrubs & groundcovers.
  • Continue to water plant material, especially newly installed plants, if there has been no significant rainfall, .
  • Continue to prune tree & shrubs branches that are winter damaged, diseased, weak, or dead.
  • Finish up any dormant pruning, especially before warm days start to linger.
  • Fertilize Iris, Peony & Clematis with bone meal or a low strength fertilizer like 5-10-5.
  • Add organic fertilizer & Black Kow to Rose beds & Wisteria Vines.
  • Remove any winter debris or leaves from lawn. De-thatch & aerate.
  • Replenish or replace mulch around trees, shrubs & in bed areas to a depth of 3” to 4”.
  • Can begin to dig & divide summer & fall blooming perennials & ornamental grasses.
  • Begin hand weeding in bed areas. Daytime temperatures need to be warm to begin spraying herbicides.
  • Prune Shrub Roses severely to force healthy new growth.
  • Begin spraying Roses with fungicide to prevent black spot. Follow label instructions.
  • Wait to prune spring flowering shrubs like Forsythia until after they’ve finished blooming.
  • Plant cool season annuals, like Alyssum, Snapdragon, Viola, Calendula, etc.
  • When soil has dried out, plant summer bulbs like Dahlias, Cannas & Gladiolas, etc.
  • Fertilize cool season lawns early in month with slow release nitrogen fertilizer. Do not apply after March 15 th.
  • If you need to begin mowing, remember to set your blades high. Cut at 3” or higher to prevent brown spots.
  • Landscape Designers get busy this time of year. Contact us early to get on our schedule.