• Elite Root Igniter, 5 gal – A Hydrofarm Exclusive!

    Elite Root Igniter (Mycorrhizae) The beginning stages of plant growth are the most critical. Elite Root Igniter is used to ...

    $482.17

  • Elite Root Tonic C, 1 gal – A Hydrofarm Exclusive!

    Elite Root Tonic C (0-10-12) may be used as a soil conditioner or directly to enhance plant growth and vigor ...

    $126.88

  • Elite Root Tonic C, 1 qt – A Hydrofarm Exclusive!

    Size: 1 qt

    $41.86

  • Elite Root Tonic C, 5 gal – A Hydrofarm Exclusive!

    Elite Root Tonic C (0-10-12) may be used as a soil conditioner or directly to enhance plant growth and vigor ...

    $475.83

  • Emerald Harvest Bloom, 1 gal

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $18.46

  • Emerald Harvest Bloom, 1 qt

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $7.39

  • Emerald Harvest Bloom, 15 gal

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $190.34

  • Emerald Harvest Bloom, 2.5 gal

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $41.82

  • Emerald Harvest Bloom, 270 gal

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $2,985.52

  • Emerald Harvest Bloom, 55 gal

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $652.94

  • Emerald Harvest Bloom, 6 gal

    Emerald Harvest BloomGrow, Micro, Bloom:USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ ...

    $80.18

  • Emerald Harvest Cal-Mag, 1 gal

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep them ...

    $41.17

  • Emerald Harvest Cal-Mag, 1 qt

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep ...

    $13.46

  • Emerald Harvest Cal-Mag, 15 gal

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep ...

    $353.76

  • Emerald Harvest Cal-Mag, 2.5 gal

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep ...

    $79.18

  • Emerald Harvest Cal-Mag, 270 gal

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep ...

    $6,167.68

  • Emerald Harvest Cal-Mag, 55 gal

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep ...

    $1,294.49

  • Emerald Harvest Cal-Mag, 6 gal

    Emerald Harvest Cal-MagCal-Mag:USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep them ...

    $142.51

  • Emerald Harvest Cali Pro Bloom A, 1 gal

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $21.63

  • Emerald Harvest Cali Pro Bloom A, 1 qt

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $9.00

  • Emerald Harvest Cali Pro Bloom A, 15 gal

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $235.91

  • Emerald Harvest Cali Pro Bloom A, 2.5 gal

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $50.18

  • emerald Harvest Cali Pro Bloom A, 270 gal

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $3,778.04

  • Emerald Harvest Cali Pro Bloom A, 55 gal

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $801.75

  • Emerald Harvest Cali Pro Bloom A, 6 gal

    Emerald Harvest Cali Pro Bloom ACali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $95.17

  • Emerald Harvest Cali Pro Bloom B, 1 gal

    Emerald Harvest Cali Pro Bloom BCali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $21.63

  • Emerald Harvest Cali Pro Bloom B, 1 qt

    Emerald Harvest Cali Pro Bloom BCali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $9.00

  • Emerald Harvest Cali Pro Bloom B, 15 gal

    Emerald Harvest Cali Pro Bloom BCali Pro:USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding ...

    $235.91