I raised some Thai Hot Dragons in 3 gal pots. As of this date here are some differences Soil pH 7.0 Soil pH 6.6 Soil pH 6.2 Harvested 0 6 0 almost ready 0 2 0 pods/ plant 6 36 19 buds/plant 10 73 23 Notes Plant in pH 7.0 healthy looking, no side shoots, smaller than rest. Plant in pH 6.2, a lot of bugs, rust or mildew, leaf drop, leaf curl and blossom drop. 4side shoots Plant in pH 6.6 2 ea flea beetle holes, 1 distorted leaf. 11 pod bearing side shoots. Soil pH read with $50 Kelway meter. Draw your own conclusions Byron