Hi there,
We were looking for annuals?....
I found these from OSU extension water-smart plants doc
Annuals
Arctotis (African daisy)
Calendula officianalis (pot marigold)
Celosia cristata (cockscomb)
Cleome hasslerana (spider flower)
Cosmos bipinnatus (garden cosmos)
Gaillardia pulchella (blanket flower)
Gazania x hybrida (gazania)
Gilia capitata (blue thimble flower)*
Gilia tricolor (bird’s eyes)
Helianthus annuus (common sunflower)*
Limonium sinuatum (statice)
Papaver rhoeas (Shirley poppy)
Portulaca (moss rose)
Salvia farinacea (Texas violet)
Salvia splendens (scarlet sage)
Senecio cineraria (dusty miller)
Tropaeolum majus (nasturtium)
Verbena x hybrida (garden verbena)
Some others that stick out to me are:
Amaranthus, especially Hopi red
Aster
Dahlia spp
Dianthus
Helianthus(sunflower)
Limonium sinuatum(statice) (my favorite)
Zinnia
Lupinus polyphyllus Large-leaf Lupine
Lupinus rivularis-Stream Lupine
I tried to pick the least pesky ones I knew of. The amaranthus might be a problem, but I'd like to know what you guys think.
See ya around