Post Widget 2

In April, it’s time to …


  • Gradually remove the various winter protections from shrubs and conifers when the mercury reaches 10 degrees Celsius.
  • Repair, straighten and level fences, arbors and sections of paving stones displaced by frost.
  • Clean and sharpen gardening tools.
  • Test the mower and check the oil level. Remove the gasoline that has spent the winter in the tank. Change or clean the spark plug. Sharpen the blades. Check the operation of power tools such as a trimmer, hedge trimmer, etc.
  • Compost the organic waste accumulated during the winter.

Trees, shrubs, roses and conifers

  • Prune fruit trees and grape vines before the buds open.
  • Water the stems and branches of conifers to rid them of de-icing salt, dust and winter debris.
  • Clean the base of trees, conifers, shrubs, climbing plants and hedges and fertilize them with fertilizer 14-7-14.
  • Prune summer and fall flowering shrubs, decorative foliage shrubs, evergreen shrubs and climbing shrubs. On shrubs that have become too dense, remove the older branches by cutting them at the base.
  • Prune conifers and trees except maple, birch, walnut and poplar.
  • Transplant trees and shrubs before the leaves appear.
  • Lift the rose cones when the temperature reaches 12 degrees Celsius.
  • Dig up and raise the climbing roses when the ground allows and install them on their supports.
  • Prune the roses.
  • Spread compost at the base of climbing roses.
  • Plant trees, shrubs and hedges.
  • Apply dormant oil to the trunks and branches of trees, decorative shrubs, fruit trees and roses.

Flowerbeds, beds and rock gardens

  • Place a layer of potting soil or peat at the foot of the bulbs emerging from the ground to protect them from uplift caused by freezing and thawing.
  • Bury perennials that have risen to the ground.
  • Start the rhizomes of dahlias, begonias and cannas.
  • Clean the beds, flower beds and rock gardens.
  • Transplant and divide perennials as desired. Add black earth, peat moss or compost.
  • Fertilize perennials with fertilizer 7-11-11.
  • Straighten and solidify the rock stones.
  • Spread compost at the base of climbing plants.


  • Lightly rake the lawn when the soil is dry. If you leave traces of rake in the ground, it means that the raking is too strong.
  • Near deglazed driveways and driveways during the winter, water the lawn thoroughly with a garden hose to prevent yellowing or burning of the lawn.
  • Dethatch, ventilate and roll the lawn if necessary.
  • Buy seeds and fertilizers for the lawn. When the lawn starts to green, fertilize with a strong nitrogen fertilizer and top soil by spreading a 2 cm layer of good black soil over the entire surface of the lawn.
  • Towards the end of April, mow the lawn.

Sowing and tubers

  • Towards the end of the month, late sow the annuals (nasturtium, celosia, ornamental cabbage, marigold, statice, zinnia) and fruits and vegetables (kohlrabi, cucumber, squash, lettuce, melon).
  • Germinate the tubers of tuberous begonias, callas, cannas, caladiums and dahlias inside.
  • Transplant seedlings of annuals that have more than two leaves.
  • Thin the seedlings.
  • Cut the geraniums, impatiens, begonias and coleus and fertilize them.
  • Repot and prune the geraniums that have wintered indoors.
  • Pinch the annuals sown to make them more bushy.

Around the house

  • Inspect the exterior siding of the house. Check the condition of the bricks and mortar joints, as well as that of the aluminum or PVC siding. Patch cracks in concrete and stucco.
  • Inspect the foundations of the house to detect cracks and seal them.
  • Inspect the roof for damage from snow and wind. Check the strength of the shingles and replace those that have been damaged during the winter. Note abnormal sagging and swelling on the roof. Inspect the flashings around the chimney and air vents.
  • Connect the garden hose to the outdoor tap and run water to check the hose for leaks.
  • Clean the attic turbines and ventilation grilles.
  • Clean the gutters. Remove leaves, branches and debris and clean with a high pressure sprayer. Seal leaks with roofing cement. Make sure the gutters are well fixed at home and solidify them if necessary.
  • To clean the windows. Wash and rinse the screens before installing them. Clean window frames and door frames.
  • Check the tightness of the seals around doors and windows. Repeat them if necessary.
  • Store the snowblower. Let the engine run until the fuel tank is empty, then disconnect the spark plugs and clean.


  • Wash walls, baseboards and ceilings. Refresh the paint as needed.
  • Check the joints of ceramic floors and walls and redo them if necessary.
  • Clean the inside and outside of the stove, refrigerator and freezer, remembering to dust the coils. Wash the grates of the kitchen hood.
  • Clean the washer and dryer drum and the dryer hot air exhaust duct.
  • Clean your carpets thoroughly using a machine designed for this purpose.
  • Empty cupboards and pantries and clean the interior.
  • Wash curtains and blinds.


  • After mid-April, remove the winter protective cover from the pool.
  • Remove debris and clean the pool walls.
  • Clean the pump, skimmer, filter and pool drain outlets.
  • Inspect the pool for holes in the liner or cracks in the concrete and replace broken pieces of equipment.
  • Fill the pool to its normal level as soon as the mercury approaches 20 degrees Celsius.
  • Start the pump and activate the filter.
  • Pass the sweeper.
  • Check the water quality and the PH level.
  • Perform the usual treatments, washes and adjustments.

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