Ask The Plant Expert: I seem to have a mystery plant which I think is a Globe Thistle, but I did not plant it. It is turning into a clump and has tall lavender flowers. Sorry, I don’t have a photo. Can I divide this free stranger or plant seeds from the dried flower head? -Nancy
Flower Shop Network Plant Expert Reply: From what you describe, propagating by seeds would be your best option. It takes 14 to 21 days for Globe Thistle seed to germinate. You can sow your seeds directly in the ground or in germination cells packs or flats. If you are going to sow directly into your flower beds, make sure the temperatures are at least 65 to 70 degrees. Sow the seeds directly on the ground and do not coil with soil. I recommend planting the seeds in the spring since they normally bloom July through September.
Hope this information was helpful.
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