Morning glories are known in China for their medicinal properties. The seeds are said to have a laxative effect. Large amounts of the seeds can also be hallucinogenic. The water morning glory, also known as water spinach or swamp cabbage, can be eaten like lettuce.
1 The average monthly fee for taekwondo classes is anywhere from $50 to $300 per month. 2  This entails the regular class, which means that you have to take the training up to three times per week.
Typical costs: 1  Monthly fees average $35 to $40 for a single membership, but can be as low as $20 depending on age, location and whether customers are willing to sign an extended contract. 2  Nearly all gyms offer membership packages for 3, 6, or 12 months, which often requires signing a contract.