Additives
At The Greenhouse Effect we stock a large selection of additives and nutrients for hydroponic gardening.
If you need any help please call us on 01908 585 283, our highly knowledgeable staff will be happy to assist you.
Future Harvest Ton O Bud
Original price was: £24.99 – £899.99.£22.49 – £809.99Current price is: £22.49 – £809.99.
RAW Amino Acid(Tech Grade)
Original price was: £24.99 – £1,334.99.£22.49 – £1,201.49Current price is: £22.49 – £1,201.49.
RAW B-Vitamin
Original price was: £18.99 – £899.99.£17.09 – £809.99Current price is: £17.09 – £809.99.
RAW Bloom Microbes
Original price was: £16.99 – £894.99.£15.29 – £805.49Current price is: £15.29 – £805.49.
RAW Enzymes (Tech Grade)
Original price was: £31.99 – £1,669.99.£28.79 – £1,502.99Current price is: £28.79 – £1,502.99.
RAW Full Up
Original price was: £21.99 – £899.99.£19.79 – £809.99Current price is: £19.79 – £809.99.
RAW Grow Microbes
Original price was: £16.99 – £894.99.£15.29 – £805.49Current price is: £15.29 – £805.49.
RAW Humic Acid
Original price was: £16.99 – £847.99.£15.29 – £763.19Current price is: £15.29 – £763.19.
RAW ominA Amino Acids
Original price was: £21.99 – £899.99.£19.79 – £809.99Current price is: £19.79 – £809.99.
RAW Silica
Original price was: £16.99 – £849.99.£15.29 – £764.99Current price is: £15.29 – £764.99.
RAW Yucca
Original price was: £1,009.99 – £1,699.99.£908.99 – £1,529.99Current price is: £908.99 – £1,529.99.
Veg + Bloom Shine
Original price was: £38.99 – £849.99.£35.09 – £764.99Current price is: £35.09 – £764.99.
GHEDirect LTD, 
