Bukkit

What steps will reproduce the problem?
1. Enter blueprint mode.
2. Place all 6 of the tall plants (sunflower, lilac, doubletall grass, rose bush, large fern, peony)
3. Exit blueprint mode.
4. Place plants in the resource chest and let it auto-build.

What is the expected output? What do you see instead?
Each plant is placed but several show up 1 block high as if cut in half.  It is not consistent but I have seen it happen on the rose bush, lilac and peony.

What version of the product are you using?
Blueprint 1.2.7-DEV (2014-03-11)

Do you have an error log of what happened?
N/A

Please provide any additional information below.
N/A

I'll see if I can find a proper way of fixing this other than hard coding it in