Have Two Poplar Trees In Garden, How Long To Transplant? Not Quite A Ft Tall Yet?

Question

These two are growing wild in my front garden.

• 
• 

Answer 1

Now is appropriate, as is Spring.

They are aggressive trees, so they should take no issue with an Autumn planting.

Here is an article to help you care for a Poplar:

https://www.gardeningknowhow.com/ornamental/trees/poplar/growing-poplar-trees.htm