Sunflower flowering time depends on the variety, sowing date and growing conditions, with dwarf and tall selections developing at different rates. Use the seed packet as a guide and follow the buds rather than a fixed summer date.
When will it bloom
Sunflower is also called sun flower. Generally speaking, if sunflowers are sown in April, the flowering period is from July -August, and the maturity of the seeds is from August -September.
However, when breeding sunflowers, it can be used to make it bloom all year round. This requires accumulation of temperature. Basically, the plants accumulate a certain temperature during the growth process to bloom.
Flowering mechanism
When sunflowers bloom, a flower plate is open from tongue -shaped flowers to all open, usually it takes 6-9 days. The second day to the fifth day of the sunflower bloom is the flowering period of its flowering.
Sunflower's flowers bloom at 4-6 in the morning and can be pollinated in the morning the next day. If it is not pollinated, the flowers can be kept for 7-10 days to not wither.
Flowering form
The flowers of sunflowers are still very eye -catching. The flower type has a single petal and a heavy petal. At first glance, it is a large flower plate. There are two kinds of flowers on the sunflower flower plate, one is tongue -shaped flower and the other is tubular flowers.
Flower pictures appreciation
Related reading: Sunflower Varieties: Height, Branching and Flower Color.