COOPER
COOPER
COOPER
Cooper
Nothing feels more like summer than sunflowers! Native from North America, the old-time favorite is not only named after, but also resembles the sun. It’s no surprise that we see these flowers in paintings by renowned artists from around the world. This flower brings and spreads warmth, happiness, power and strength. Always facing the sun, the sunflower seeks positivity and strength since it is always looking towards the bright side. Its vibrant yellow and orange petals always brighten the mood.
• New Sunflower series by Ball SB
• Tend to open upwards – perfect for showing the flower in bouquets and other types of arrangements
• Double layer of thick golden petals make the flowers look full and high quality
• Shorter cycles than a lot of competitive varieties
• Dark center Sunflower
Culture Tips
CROP TIME
From planting to harvest: 8 weeks.
STEM HEIGHT
90 cm
PLANTING DENSITY
50-60 plants/ m2.
PRE-PLANTING
Soil: Well drained, loose soil with no clusters, at least 25 cm (10 in.) deep.
PH: 5.5 to 6.5
Netting: 2 levels
IRRIGATION
The soil should at field’s capacity. Apply from 5.0 to 5-5 l/m2/day according to the organoleptic monitoring.
FERTILIZATION
Excessive fertilizer may result in plant overgrowth. Boro deficiencies may cause flower distorsion.
A general fertilization formula can be the following
N: 80 ppm
P: 40 ppm
K: 160 ppm
Ca: 120 ppm
Mg: 60 ppm
S: 50 ppm
Fe: 2 ppm
Mn: 2.5 ppm
Cu, Zn y B: 0.2 ppm.
Stop fertilization 5 weeks after transplant to avoid excessive growth of the stem.
HARVEST
Harvest when the flowers are beginning to unfold the petals. The flower heads are individually entangled and assembled in bunches of 10 stems.
POST HARVEST TREATMENT
Hydrate in an initial Chrysal solution at 0.3 gr/ liter dosis for 4 hours.
PESTS & DISEASES
•Aphids
•Thrips
•Botrytis