Guide for diagnosing plant problems...A Must Read!!
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I came across this neat little list that can probably help a lot of people out. If you like it check my post in the General area...I need some help!
Quick Deficiency Guide
Nitrogen: Entire plant is light green in color; lower leaves are yellow; growth is stunted....
Phosphorous: Entire plant is bluish-green, often developing a red or purpleish cast; lower leaves may be yellow, drying to a greenish-brown to black color; growth may be stunted...
Potassium: Leaves have a papery appearance; dead areas along the edges of leaves; growth is stunted...
Magnesium: Lower leaves turn yellow along the tips and margin and between the veins; the lower leaves wilt...
Calcium: Young stems and new leaves die...
Zinc: Leaf tissue between the veins is lighter in color; yellowed; papery in appearance...
Iron: Leaf tissue appears yellow, while the veins remain green...
Copper: Leaf edges appear dark green or blue; leaf edges curl upward; young leaves permanently wilt...
Sulfur: Young leaves turn pale green, while the older leaves remain green; plant is stunted and spindly...
Mananese: Growth is stunted; lower leaves have a checkered pattern of yellow and green...
Molybdenum: Leaves are stunted, pale green, and malformed...
Boron: Young leaves are scorched at tips and margins...
Last edited by shenagen; 12-13-2007 at 12:48 PM..
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