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‘Endless Summer’. ‘Limelight’: mature height 6’, flower


colour is lime green aging to apple blossom pink.


‘Little Lime’: mature height 3-5’, flower colour is lime green aging to maiden pink ‘Winky Winky’: mature height 6-8’.


Flower colour blooms white and ages with a deep rich pink at the base of blossom to white at the tip. A two toned flower! Hydrangea arborescens


Hydrangea arborescence, also known as


the smoothleaf hydrangea, is quite reliably hardy in Manitoba. Large, three-quarter to full snowball-shaped blooms can measure up to 12 inches in diameter in some varieties. Blossom colour ranges from white to pink blooming on current season’s growth. Prune in early spring to enhance bloom size. ‘Annabelle’: mature height 4’. Flower


colour is snow white with 10” diameter flower heads aging to light green. ‘Incrediball’: mature height 4-5’. Flower


colour is lime green, maturing to pristine white on amazing 12” diameter snowball blooms. ‘Bella Anna’: mature height 3-5’. Flower


colour is magenta pink, maturing to soft pink, slightly smaller semi circular blooms. Hydrangea macrophylla


Hydrangea macrophylla or Bigleaf Hy- drangea is the tender hydrangea for Mani- toba but still, with very little attention, they will display a wide array of blossom colours, from white to pink to blue, depending on variety. In older varieties, the buds formed only on the old wood but the newer selec- tions produce buds on both the new and old growth, which means we can safely grow


14 • Spring 2012 ‘Limelight’.


them here. It is this group of hydrangea that is sensitive to soil pH. Adding alumi- num sulphate regularly to the soil will turn the flowers blue and adding lime will colour flowers pink. Begin adding this amendment prior to budding and then every two to three weeks. Flower colour in the first year will appear weak but strengthen in the sec-


ond and third years. Cover with mulch for winter protection. Prune in the early spring if needed. ‘Endless Summer’: mature height 4’. Flower colour can be a beautiful blue or a


charming pink depending on the soil pH. ` Lisa Kackenhoff is with Kackenhoff Nurseries. They grow the best hydrangeas in Winnipeg!


www.localgardener.net


‘Bella Anna’.


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