Cardinal climber (Ipomoea  × multifida) eye-poe-MEE-ah ex mul-TIF-ih-dah Synonyms:  Ipomoea sloteri Genus:  Ipomoea Cardinal climber is a twining annual with deeply lobed mid-green leaves and 1-inch crimson blooms with white throats appearing in summer. Noteworthy Characteristics:  Seeds are highly toxic if ingested. Flowers are attractive to hummingbirds. Care:  Grow in moderately fertile, well-drained soil. Provide support or use as a groundcover. Chip seeds or soak for 24 hours before sowing. Shelter from cold, drying winds. Propagation:  Sow seed in spring. Problems:  White blister, rust, fungal leaf spots, stem rot, thread blight, charcoal rot, and wilt.

Overview

Height 3 ft. to 6 ft. Light Full Sun Only Moisture Dry to Medium Characteristics Attracts Hummingbirds Bloom Time Summer Flower Color Red Uses Beds and Borders, Ground Covers, Trellis, Poisonous Seasonal Interest Summer Interest Type Annuals