Containers are bursting with colorful annuals purchased or started from seed. Annuals provide constant color in pots or gardens.  Simple maintenance tasks can keep your plants healthy and blooming. If you have planted small plants, usually those that come in a four- or six-pack, one of the best things you can do is cut the current blooms off. Shocking as it may seem, those blooms are great to show the color but on such small plants, they are taking a lot of energy to maintain.  Trimming off the blooms will have advantages. It will allow the plant to put energy...