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Choosing Cold-Tolerant Plants As they say in football, the best defense is a good offense. For plants, that means selecting plants that can tolerate cold temperatures and freezing weather, so you ...
Cover small bulbs with a 1/2-inch of soil and larger bulbs up to their tips. Water the bulbs well. Give Bulbs a Cold Period. Spring flowering bulbs need a cold period and some moisture to put down ...
Unless there are drought conditions, adding additional water can cause the bulbs to rot. The exception is lily bulbs left in a planter that is not exposed to natural snow or rainfall over the winter.
[citation needed] Some bulbs – such as tulips – need cold winters to bloom, while others – such as freesia – can survive a freezing winter. [citation needed] Many domestic plants are assigned a hardiness zone that specifies the climates in which they can survive. Winter gardens are dependent upon the cultivation of winter-hardy plants.
The bulbs need some exposure to cold temperatures for 12 to 14 weeks in order to bloom. [1] Flower bulbs are generally planted in the fall in colder climates. The bulbs go dormant in the winter but they continue to absorb water and nutrients from the soil and they develop roots. [2] Most bulbs produce perennial flowers.
The word "bulb" has a somewhat different meaning to botanists than it does to gardeners and horticulturalists.In gardening, a "bulb" is a plant's underground or ground-level storage organ that can be dried, stored, and sold in this state, and then planted to grow again.