19 February 2018 19:06:42graine
It should tell
you this on the bag. Going above or below this mark can cause your
plant problems during growth. Small pH meters Figure 5.18 can be
bought in most gardening shops and can be used to measure the
overall pH of your soil.
Figure 5.18 -This is a picture of two cheap pH meters that can be
purchased from most grow shops.
The three major nutrients that are found in soil are Nitrogen,
Phosphorous and Potassium or NPK for short.
In a closet, you can make space above the grow area so that the heat of the
lamp warms the tray (passive collecting) and spare the expense and hassle of the aquarium
heater ($24) or agricultural heating pad w/ thermostat (pricey). A double 4" fluorescent lamp
will be perfect. Leave lamps on for 24 hours a day. Cuttings should root in 2-3 weeks.
I found only one liquid rooting hormone solution that was not over $10. (Olivia's Gel was $12
for a 1.6 ounce bottle.
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