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[18] [19] Seeds may be modified to require an excessive amount of water before germinating, so as to ensure a sufficient water supply for the seedling's survival. An example of this is the California poppy , whose seeds lie dormant during drought and then germinate, grow, flower, and form seeds within four weeks of rainfall.
They are also commonly known as air plants because they obtain nutrients and water from the air, not needing soil for nourishment. They have a natural propensity to cling to whatever surfaces are readily available: telephone wires, tree branches, bark, bare rocks, etc. Their light seeds and a silky parachute facilitate their spread. [3]
Air plants are epiphytes, meaning they anchor to a host plant by their roots. They do not need soil to grow, absorbing moisture and nutrients through little scale-like structures, called trichomes ...
Because they don't live in soil, the two most common ways to properly hydrate air plants is either to soak them in a pot of water once a week for twenty minutes, or gently mist them 2-3 times a week.
Hydroponic systems use less water than traditional farming due to the system's ability to recirculate water rather than absorb it from the soil or lose it to evaporation. [61] Nutrients are also efficiently delivered to plant roots, minimizing nutrient waste and lowering the cost of fertilizing crops.
Begonia. Available in a wide variety of colors, begonia plants are great for beginner gardeners to grow. These tiny flowers prefer filtered light or partial shade as all-day, direct sunlight can ...
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