Traditional Culture Encyclopedia - The 24 Solar Terms - Is strawberry out of season in 65438+February? What are the hazards of out-of-season strawberries?
Is strawberry out of season in 65438+February? What are the hazards of out-of-season strawberries?
Out of season means out of season. The flowering period of strawberry is in April-May, and the fruit maturity is mostly in June-July. Strawberries in 65438+February are generally cultivated out of season. Using greenhouse to simulate the environment suitable for strawberry growth, the edible strawberry fruit was cultivated in summer of 65438+February.
Are strawberries on February 2 65438 expensive? More expensive.
Most strawberries were planted in greenhouses in June and 5438+February, but the growth of strawberries was quite fragile. The optimum temperature of strawberry root system is 15-22℃, the optimum temperature of stem and leaf is 20-30℃, the freezing temperature of flower bud is-15- 10℃, and the temperature should be kept at 5-0℃ during flower bud differentiation. Therefore, the temperature, light and humidity of strawberry planting environment need to be carefully controlled, so the planting cost will increase relatively and the price will be higher than that of seasonal fruits.
Are strawberries sweet in 65438+February? It depends on the variety.
The sweetness of strawberries has little to do with the month, but mainly depends on the varieties of strawberries. Some strawberries are not sweet, which is often related to varieties and planting. Seasonal strawberries are moderately sweet and sour, and seasonal strawberries with sweet varieties will be especially sweet, while off-season strawberries with poor quality or strawberries that are not fully mature when planted but ripened with ripeners will taste a lot sour and have lower sweetness.
What are the hazards of out-of-season strawberries? Generally, there is no harm.
Off-season strawberries are generally edible if they are ripened through normal greenhouse or greenhouse planting environment without relying on hormones. If anti-season fruits cultivated according to national quality standards can also be technically certified, there is not much difference between anti-season strawberries and normal seasonal strawberries.
However, if out-of-season strawberries are ripened with ripeners or hormone drugs, eating such strawberries may have a certain impact on human health, so we should pay attention to avoid buying this inferior strawberry when buying out-of-season strawberries.
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