The amaryllis bulbs that are popular holiday gifts are actually from the genus Hippeastrum.  They are tropical and subtropical plants that do quite well in the greenhouse if kept in the cooler areas.  I keep mine in the shade of one of the benches where it happily bloomed in the indirect sunlight.

Eschscholzia californica

California Poppy is native to the western United States.  The flowers are four petals, each petal up to two inches long. California poppy will generally flower in temperatures over eighty degrees.