Is 15-15-30 Fert good for marijuana?

Keeve said:

Hey everyone, i found fertilizer in my garage earlier today its food for vegetable my friend said it's not good that i need 15-30-15 for weed, mine is 15-15-30;

Nitrogen (N).....................................15.0%
Phosphoric Acid (P2O5)....................15.0%
Soluble Potash (K2O).......................30.0%
Iron (Fe)...........................................0.10%
Zinc (Zn)...........................................0.05%
Manganese (Mn)...............................0.05%
Copper (Cu)......................................0.05%
Boron (B)..........................................0.02%
EDTA Chelating agent.........................1.0%

Is this bad for my plants?

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Green Cross said:

30-15-15 for growth

15-30-15 for flower

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