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ULTRA Biostimulants Gold

ULTRA Biostimulants Gold is the first bisotimulant specifically developed and tested for growing cannabis and hemp, and proven to improve plant quality, THC content, and yield in Hydroponic and Soil growing environments.


Independent trials of ULTRA Biostimulants GOLD show an average increase of 11 - 15% in yield of dry flower.

ULTRA Biostimulants are available for purchase in our online store and select grow stores throughout the nation.

The Benefits of ULTRA Biostimulants for Cannabis & Hemp

• Increased absorption of foliar feed

• Increased ability for soil to retain moisture

• Increased metabolism

• Bigger stronger plants

• Increased CEC (Cation Exchange Capacity)

• Larger roots

• Better nutrient exchange

• Reduced agrochemical inputs

• Bigger more consistent yields

• Increased fertility

ULTRA grown Cannabis Colorado Greenhouse B.JPG

 How to use ULTRA​ Biostimulants

ULTRA Biostimulants Gold is formulated for growing Cannabis and Hemp. For best results mix ULTRA Biostimulant with water and apply to plants with a hand sprayer, or circulating in Hydroponic systems. Weekly applications will result in faster growing plants with larger and denser buds.

Figures for 50 gal system
Mix Ratio: 3 oz to 50 gal.
Weekly application combined with plant feed.

3 oz (weeks 1-8)

3 oz at start of flowering stage (weeks 9-10)

Break period  mid flower (weeks 11 - 12)

3 oz at end of flower stage (weeks 13-14)

Indoor / Outdoor Soil Grow

Figures for 65 - 100 gal pots
Mix Ratio: 1/2 oz to 1 gal.
Weekly application over the top of plant.
Light misting, do not apply to point of run off.


1/2 oz per gallon (weeks 1 - 8)
1/2 oz per gallon start flower (weeks 9 - 10)
Break period  mid flower (w
eeks 11 - 14)

1/2 oz per gallon end flower (weeks 15 - 16) 

ULTRA Biostimulants for


ULTRA Biostimulants for

ULTRA Biostimulants for


ULTRA Biostimulants for

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