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Very tall annual or biennial flower
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Lyn
Posts:
23,190
June 2021
If you’re in a warmish sheltered area you can get 20’ + out of an Echium Pininana
Gardening on the wild, windy west side of Dartmoor.
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Blue Onion
Posts:
2,995
June 2021
A second for hollyhock. Also cleome.
Utah, USA.
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CharlotteF
Posts:
337
June 2021
I had an ammi majus get to 6-7ft one year. I don't think they're meant to do that! But as Fire says, rich soil grows giant plants sometimes!
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