08. Plant Problem Chart

See Also: 01. General Growing Info | 02. Marijuana Growing Outdoors | 03. Marijuana Growing Indoors | 04. Marijuana Seeds | 05. Marijuana Growing Tips | 06. Sprouting | 07. Harvesting and Drying | 08. Plant Problem Chart | 09. Good Weed Bad Weed | 10. Eases | 11. Marygin | Back To: Growing Weed

Symptom: Larger leaves turning yellow, smaller leaves still green
Problem: Nitrogen dificiency

1. Add Nitrate of soda or organic fertilizer

Symptom: Older leaves will curl at edges, turn dark, possibly with a purple cast
Problem: Phosphorsus dificiency

1. Add commercial Phosphate

Symptom: Mature leaves develop a yellowish cast to least veinal areas
Problem: Magnesium dificiency

1. Add commercial fertilizer with a magnesium content

Symptom: Mature leaves turn yellow and then become spotted with edge areas turning dark grey
Problem: Potassium dificiency

1. Add muriate of potash

Symptom: Cracked stems, no healthy support tissue
Problem: Boron dificiency

1. Add any plant food containing Boron

Symptom: Small wrinkled leaves with yelloish vein systems
Problem: Zinc dificiency

1. Add commercial plant food containing Zinc

Symptom: Young leaves become deformed, possibaly yellowing
Problem: Molybedum dificiency

1. Use any plant food with a bit of Molydbenum in it