Trumpet Vines

climbing hydrangea and trumpet vine

Zone Dundas,O(ntario Zone 4 in winter | tonydecourcy added on June 7, 2018 | Answered

I bought climbing hydrangea 2007 or 2008 perfectly healthy large shiny green leaves never flowered what do I do? When we moved into this hse there was a beautiful orangy/red trumpet vine on fence quite mature . In 2016 less flowers , 2017 no flowers - what can I do?

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Certified GKH Gardening Expert
Answered on June 9, 2018

This will be hydrangea macrophylla. This is the most difficult one to manage to keep flowering, as most areas get slightly too cold for the old growth to survive. This only flowers on old growth, so if no old growth makes it, then there will be no flowers. This article will explain things:

Now with the trumpet vine... It is likely a lack of fertilization. This article will help:

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