With C, ch 3, sc in 2nd ch from hook and in each ch across -- 2 sc; ch 1, turn.
Row 2: Work 2 sc in each sc; ch 1, turn.
Row 3: Sc in each sc across; ch 1, turn.
Row 4: Work 2 sc in first sc, sc to last sc, work 2 sc in last sc; ch 1, turn. Rep Rows 3-4 until there are 26 sts in row; fasten off.
Sk first 11 sts along wider edge; join D and sc across next 4 sts, ch 1, turn. Work 5 more rows; fasten off.
Attach D at base of trunk, sc along side, 3 sc in corner, along bottom, 3 sc in corner, and up side of trunk; fasten off. In same manner, use C to sc around edges of Tree, working 3 sc in each corner; fasten off.
With E, ch 3, join with st st to form ring.
Rnd 1: Ch 1, work 10 sc in ring; join with sl st to first sc.
Rnd 2: Ch 2, dc in same sc as join; *ch 2, sl st in 2nd ch from hook; in next sc work dc, ch 2, and sl st;** ch 2, dc in next sc; rep from * around, end last rep at **; join to first ch of beg ch-2; fasten off.
Weave in loose ends. Sew pony beads to Tree. Sew Star at top. Use the piece to cut a shape from green felt. Glue felt to back. Tack package ties or a hanging loop to the back, or adhere a magnet button.