Michigan State University Extension
Ornamental Plants plus Version 3.0 - 00002112
11/12/99
Helianthus x multiflorus--Many-flowered Sunflower
Hardiness Zones: 4 to 7
Height: 5 ft Spacing: 3 ft
Type: perennial
Flowers: Yellow
Comments: This hybrid is the result of a cross between H.
annuus and H. decapetalus. These are large plants that
produce large numbers of flowers. Provide exposure to
full sun and a good soil. If the soil is kept moist and
the plants are fertilized they will produce many flowers.
Propagation: Division done in the spring.
Cultivars:
'Flore Pleno' - Double, yellow flowers (Vis. 1).
References for Cultivars: White Flower Farm 1997.
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This file was generated from data base ZZ on 01/19/00.
Data base ZZ was last revised on 11/12/99.
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