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Garden cornflower Centaurea cyanus

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Care Garden cornflower
Garden cornflower isn't an evergreen; during the spring, summer, autumn, winter it assumes a blue colouring; the adult species are medium in size and reach 90 cm in height. The development of the The Garden cornflower is The Garden cornflower is a year or two year long plant. Feed Garden cornflower
When we prepare the soil to welcome our annuals, in the apring or at the beginning of the summer, letís add a good quantity of manure, or slow release granular fertilizer. To improve the flowering we can also give it specific fertilizations for flowering or green plants, mixed with the irrigating water, every 20-30 days. Temperatures Garden cornflowerSole pieno
The Garden cornflower is a plant which can be grown in the garden year round. For a balanced development of the The Garden cornflower it is advisable to locate it in a place where it is exposed to at least a few hours of direct sunlight.Annual plants are usually not grown during the cold period; as autumn arrives we can uproot them and save the seeds for the year after. Irrigation Garden cornflowerTenere asciutto
Letís water these plants only when the substratum is clearly dry using 2-3 glasses of water ; during this period of the year we should intervene every 1-2 weeks , or even less if the weather is rainy. As autumn comes these plants tend to perish, we can diminish the waterings, or even interrupt them. Adversity Garden cornflower
The spring weather, with a high temperature swing between the day and night hours, and pretty frequent rains, can favour the development of fungus diseases, which should be treated pre-emptively with a systemic fungicide, to use before the gems grow excessively; at the end of the winter we also suggest a wide range insecticide to prevent the attack of aphids and cochineals. We should always remember to do these treatments when there aren't flowerings in the garden. Substrate Garden cornflower
Letís grow these plants in a soft and dissolved, but well drained, soil.
Climate
peat
sand
Soil
Pumice
Bark
S. Organic
alpine
3
0
3
0
2
1
continental
2
0
3
0
2
1
mediterranean
1
0
3
0
2
1
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Cultivate Garden cornflower

There aren't any notes. The indications given in this article are related to a medium size plant.
This page concerns the weather continental it is possible to choose another climate area continental mediterranean write a comment on this plant.