what kind of soil are you using? When you place it outside.. does it get direct sunlight? If so for how many days?

I'm guessing you have multiple problems occuring that are stunting your plants growth. You need to post this question in the plant problem forums and fill out the troubleshooting form for us to diagnose the problem more accurately.

To answer your initial question:

No one can tell you how big a plant should be at a certain again; just like people it will vary from individual to individual.. or in this case from plant to plant.
daihashi Reviewed by daihashi on . how fast should a plant grow? hello my plant started growing aug 28 and its only 6 inches tall.it has 2 oval leaves then 2 single and then a set of normal leaves very small.i live in st maarten and i think the heat might be messing it up.i put it outside during the day and at night i put it under my lamp,when i go to bed it stays on the counter.any tips would be great Rating: 5