Simplify the following text for a Grade 8 native English-speaking person.
Original: Being sterile , the plant 's purple flowers fail to produce viable seeds ; reproduction depends on human assistance : corms , underground bulb-like starch-storing organs , must be dug up , broken apart , and replanted .
Simplified: This means that reproduction needs human help . The corms ( underground bulb-like starch-storing organs ) must be dug up , broken apart , and planted again .