Why have my hyssop plants not bloomed ?

Question

My hyssop is doing well but they have no blooms.

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Answer 1

Is that hyssop in the photo? Hyssop has smallish leaves. It is perennial and blooms in mid summer to early autumn. I don't know how old your plant is but perennials don't always bloom the first year they are planted.

Here's a link to a full page of articles on hyssop. https://www.gardeningknowhow.com/search?q=agastache%20not%20flowering