Salvia coccineas are very easy to grow from seed and a staple in most hummingbird gardens. They will bloom all season. They are annuals except in zone 10 or maybe even zone 9 but left to their own devices they will reseed .
Ipomopsis rubra is a biennial but there is also an annual variety sold as mixed seed by Burpee. very easy to grow. Blooms later in the season right up to frost and comes in mixed colors. It will also9 reseed.
Salvia greggiis can be annual or perennial. They are pretty cold hardy as long as they have excellent drainage. They are great bloomers from mid season right up to a hard freeze.
Salvia guaraniticas especially mthe Black & Blue is becoming easier to find at local nurseries. They are root hardy at least down to 20 or 25 de4grees.
Agastache rupestris has been a perennial in my beds for at least 4 or 5 years. Drought tolerant in well drained soil
Monarda 'Jacob's Cline' is perennial does well in part sun and moist soil. it does spred by underground runners
USDA hardiness zone 6a
Heat zone 4
Sunset zone 39