Coreopsis maritima, 1-3' high, is a fast growing herbaceous perennial, summer deciduous, with deeply lobed, featherlike leaves and a striking yellow bloom. Sea Dahlia grows best in coastal areas.
Dig hole, insert plant slightly higher than soil grade. Disturb root ball very little. No amendments, just native soil. No fertilizers. Backfill the hole .Water lavishly. Mulch top of soil around plant in a 4' diameter circle. - Bert Wilson Las Pilitas