a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering: a mechanical engineer; a civil engineer. a person who operates or is in charge of an engine.
The most important things to remember with planting rambutan seeds are: 1  Seeds must be put in flat. 2  Don't bury seeds too deep. 3  Soil must be kept loose.  Soil must be 1  loamy. It will take about 10-21 days for the rambutan seed to germinate.
Step 5. Use the amended soil to plant the tree in the hole so that it sits in the hole at the same level that it sat in its original container. Do not cover the top of the tree's roots with more than 1 inch of soil. Pat the soil down with your hands when you are done to settle it and remove any air pockets.