Does yarrow need fuul sun when deciding where to plant? How about cosmos?

They will both do very well in sun to part shade.
Does yarrow need fuul sun when deciding where to plant? How about cosmos?
Yes, they do better in full sun. But I have grown Cosmos in dappled sunlight in the afternoon. Good Luck. Happy Gardening!
Reply:I have Yarrow doing wonderfully in about 4 hours of sun.

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