Solution

To help a plant thrive, the two things plant growers can control is the temperature and the water. So the Internet of Plants help solve the issue by detecting the temperature and soil moisture, and provide reminder for plant growers to make adjustments to the plants growing conditions.

Ways of reminder:

Distinct LED bulb: the device possess 2 LED bulbs, red and blue respectively. They show intuitive reminder when the temperature is too high(red LED) or too low(blue LED).

Sound: When the plants need water, a song of roll the boat will be played, as a notification for the plant grower to water the plants.

Twitter connection: The plant could have a unique twitter  account that plant growers can interact with. When the plant need watering, it will tweet and @ the plant grower.

Upload to Google Spreadsheet: Record the temperature of the growing condition in order for the growers to keep track of their plants.