People with a green thumb-when do i plant these plants?

I live in eastren KY

I have a forsynthia,

a trumpet vine,

a hydrangea,

and some dahlia flowers(the roots/bulbs)

People with a green thumb-when do i plant these plants?
forsythia, now

trumpet, now

hydrangea, if in bloom, or in leaf, wait until all danger of frost is past.....

dahlia... wait until all danger of frost is past and the soil is warming... mid May or so....read here..



http://www.jrg-dahlias.co.uk/how_to_grow...
Reply:best in may.

i am pretty sure they will all survive the winter.





are thes seeds. if they are then plant inside now. you may need to take care them inside for a year or so if they are seeds so they will be nice and large
Reply:Wait a couple of weeks.
Reply:You plant them after the threat of frost has passed, early Spring....or now!!!! I live in AR and have already planted mine.
Reply:Ummmmmmmmmmm. i dunno.