Plant Food
List the 3 basal nutrients
Nitrogen (N) Phosphorus (P) Potassium (K)
Define germination
The process of a seed sprouting & growing into a seedling
Hydroponics is defined as the method of growing plants without _______, using a ________ ________.
soil; nutrient solution
A plant is ready to ___________ into the hydroponic system & receive nutrients when it has developed roots.
transplant
pH
A condition where a plant lacks a specific nutrient, that can result in stunted growth or discoloration is called a ________ __________
nutrient deficiency
seedling
The substance that supports a plant's roots in a hydroponic system is called the _________ _________.
Kratky buckets are a type of ____ ______, meaning the nutrient solution is not continuously recycled & is periodically replaced with a fresh solution.
_______ ___ ________ is the measure of the total dissolved solids within a nutrient solution.
parts per million
______________ are the essential nutrients required by plants in larger quantitis for proper growth.
Macronutrients
The process of gradually increasing a plant grown in a controlled environment to outdoor conditions before transplanting
Acclimatization
A lightweight, fibrous growing medium commonly used in hydroponics
rockwool
A ______ ______ is a type of hydroponic system where the nutrient solution is continuously recycled & reused
The total amount of usable fruits, veggies, or herbs harvested from a plant or system is called as its' ______.
yield
Nutrients that are required in smaller quantities but are still essential for various plant functions are called ______________
The vegetative stage is described as:
the initial growth phase of a plant; characterized by developing leaves & stems
The container/tank that holds the nutrient solution is called the ___________
reservoir
In a ________ ____ _________ system, a thin film of nutrient solution is actively pumped through a tube to flow directly over a plant's roots.
Nutrient Film Technique
The liquid mixture of water, dissolved minerals, & nutrients responsible for feeding the plants in a hydroponic system that varies in amount in accordance with the plant's stage of growth is called a __________ ____________.
nutrient solution
To make minerals easier for plants to absorb, scientists created ________ ___________, which is when a mineral (an inorganic substance) is bound to a vitamin (an organic molucule) to make them more bioavailable.
The vascular tissue responsible for transporting water & dissolved minerals from the roots to the leaves
xylem
The function of the pump in a hydroponic system is to:
circulate the nutrient solution throughout the hydroponic system to ensure that the plants are being fed
Kratky buckets are a type of _____ _______ ______, where the roots of a plant are suspended directly into the nutrient solution.
The number of hours a plant spends in the light vs in the dark per day is called the _________________.
photoperiod