KingJohnC;2350206 said:
How To Use Progressive Web App aka PWA On 420 Magazine Forum
Note: This feature may not be available in some browsers.
KingJohnC;2350206 said:You want pH 5.8 for hydroponic and soiless (peat moss and coco coir) and pH 6.5 for soil.
Here is a nutrient availability chart
Pro-Mix HP and Sunshine Mix #4 I believe contain calcium as a pH buffer and amendment.