Time to do this.

2 in existance.

http://www.tf2outpost.com/trade/11119092 - B/O 7.5 buds

* Genuine Robo-Sandvich (4.5-5 buds) + Burning Flames Magnificent Mongolian (1.9–2.2 buds) = ~6.4-7.2 buds

* 6 or 7 for tree in buds or 240$ or up (not very clear)

http://www.tf2outpost.com/trade/9462819

* scorching flame mullet (2.6–2.8 buds) + burning flame sack (3–3.4 buds; 6 months old price) + stainless pot orbit fire (22–25 keys) = ~6.6-7.2 buds

* Stormy 13th hour VRH (4.3–5.1 buds)

* Blizzardly TC (5.1–5.8 buds) + ...

* blizzardy KE (4.6–5 buds)

* Planets Tower (1.6–1.8 buds) + Planets Buccaneers (1–1.1 buds) + Blizzardy Fed Fightin (1.1–1.4 buds) + 1 Bud + SF Sniper (1 bud) + G. Ap Sap (5-6 keys) + S. Sapper (6 keys) = 6.1-6.8 buds

* Knifestorm Hound Dog

* eerie o fire luckyshot (3.6 buds) + $105 (2.4 buds) = ~6 buds

http://www.tf2outpost.com/trade/11000969

No offers

http://www.tf2outpost.com/trade/11081053

* Scorching beret (3.4–4 buds)

* green black hole strontium stovepipe (...)

Putting 6-6.9 as range:

6 because of unusual+$ offer and "6 or 7 buds, or 240$ or up" offer

6.9 because of the two unusual offers.

http://www.tf2outpost.com/trade/10890763 (Green Black hole Metal Slug)

This got sold for Misty Skull tree + sweets.

The hat gets offers like: Ghosts Bubble Pipe (5.3–5.9 buds) + Planet Ze Goggles (20–24 keys), so about 6.3-6.9 buds, which falls into the suggested range of 6-6.9 buds.

The other one is still with the original owner.