A bamboo plant about 2 meters high like in the picture is around $15. Thicker plants with less stems are around $8. Other larger ones are available, but out of stock today.
A lucky pineapple-shaped bamboo plant. $20
A palm tree like this, about 1.5 meters high, is about $6.
These Cycus Palms cost from $30-$50
A small coconut palm like this is $3-$5