
This fast-growing, upright annual can reach a height of
10 ft (3 m)
or more.
Large, daisy-like, 12 in (30 cm) wide yellow flowerheads with brown
centers are borne in summer. They are coarse, leggy plants with
heavily veined, mid-green leaves.
This species produces one of the worldÕs most important oilseeds.
It can be a little unwieldy, but numerous garden varieties have been
developed that grow to a more manageable size, about 6 ft (1.8 m),
including Autumn Beauty with medium-sized flowers usually brownish
red, deep red, light yellow or golden yellow; and Teddy Bear, a
compact grower with double, dark yellow flowers.
Flowering colors: Brown, Red, Yellow
Cultivation:Tthey prefer full sun and protection from wind.
The soil should be well drained.
Fertilize to promote large blooms and water deeply in dry
conditions.
They may become invasive and should be cut down to the base when
they finish flowering. Propagate from seed.
Watch for snails. |