| Crazy Hills - Elan Organic Booster | hytechydroponics.com | 29.92 GBP | 149.96 GBP | −28.1% |
| Crazy Hills Full Range 1L Kit | thehydrobros.com | 128 GBP | 172 GBP | −25.6% |
| Crazy Hills - Spark Flowering Stimulant | hytechydroponics.com | 18.67 GBP | 49.96 GBP | −25.2% |
| Crazy Hills - Prosper Bloom Feed | hytechydroponics.com | 10.42 GBP | 49.96 GBP | −16.4% |
| Crazy Hills Full Range 1L Kit | grorite.co.uk | 101.95 GBP | 119.95 GBP | −15% |
| Crazy Hills 1L X 4 Pack | grorite.co.uk | 77.19 GBP | 90.8 GBP | −15% |
| Crazy Hills - Upthrive Grow Nutrient | hytechydroponics.com | 8.92 GBP | 41.63 GBP | −10.4% |
| Crazy Hills - Kick Off Microbes | hytechydroponics.com | 21.67 GBP | 41.63 GBP | −10.2% |
| Crazy Hills Explorer Pack | grorite.co.uk | 44.95 GBP | 49.95 GBP | −10% |
| Crazy Hills Elan Organic Booster | grorite.co.uk | 35.95 GBP | 179.95 GBP | −10% |
| Crazy Hills Kickoff Microbial | grorite.co.uk | 26.05 GBP | 49.95 GBP | −10% |
| Crazy Hills Spark Organic Booster | grorite.co.uk | 22.45 GBP | 109.95 GBP | −10% |
| Crazy Hills Prosper Organic Bloom | grorite.co.uk | 12.55 GBP | 59.95 GBP | −10% |
| Crazy Hills Upthrive Organic Grow | grorite.co.uk | 10.75 GBP | 49.95 GBP | −10% |
| Crazy Hills Explorer Pack – Complete Organic Nutrient Kit (3–5 Plants) | blackflaghorticulture.com | 362 GBP | — | — |
| Crazy Hills Adventure Pack – Organic Nutrient Starter Kit (1–3 Plants) | blackflaghorticulture.com | 244 GBP | — | — |
| Crazy Hills ÉLAN Pflanzen Booster | growzelt.com | 219.96 EUR | 1,599.49 EUR | — |
| Crazy Hills ELAN – Organic All-in-One Plant Booster | blackflaghorticulture.com | 165 GBP | — | — |
| Crazy Hills SPARK Blütenstimulator | growzelt.com | 133.09 EUR | 959.61 EUR | — |
| Crazy Hills ÉLAN Booster 500 ml | growzelt.com | 117.76 EUR | 117.76 EUR | — |
| Crazy Hills SPARK – Organic Arctic Seaweed Biostimulant | blackflaghorticulture.com | 103 GBP | — | — |
| Crazy Hills SPARK 500 ml | growzelt.com | 73.76 EUR | 73.76 EUR | — |
| Crazy Hills PROSPER – Organic Bloom Fertiliser | blackflaghorticulture.com | 73 GBP | — | — |
| Crazy Hills KICKOFF – Beneficial Microbes & Trichoderma Root Inoculant | blackflaghorticulture.com | 63 GBP | — | — |
| EXPLORER PACK | crazyhills.com | 59.5 EUR | — | — |
| Crazy Hills Explorer Pack – Komplettes Bio Düngerset für Wachstum & Blüte | bluumz.de | 57.5 EUR | — | — |
| Crazy Hills UPTHRIVE – Organic Grow Fertiliser | blackflaghorticulture.com | 56 GBP | — | — |
| Crazy Hills PROSPER Blütendünger | growzelt.com | 46.66 EUR | 444.14 EUR | — |
| Crazy Hills Explorer Pack | vetter-grow.de | 44.9 EUR | — | — |
| Crazy Hills Elan | Organic Amino Acid & Kelp Biostimulant | steelroots.co.uk | 39.95 GBP | — | — |
| Crazy Hills Elan 1l, 5l | vetter-grow.de | 39.9 EUR | — | — |
| ADVENTURE PACK | crazyhills.com | 39.5 EUR | — | — |
| Crazy Hills Adventure Pack – Bio Düngerset für Wachstum & Blüte | bluumz.de | 35.9 EUR | — | — |
| Crazy Hills UPTHRIVE Wachstumsdünger | growzelt.com | 35.1 EUR | 333.05 EUR | — |
| Crazy Hills - Elan (All-In-One-Booster) | blackflaghorticulture.com | 34.95 GBP | — | — |
| Crazy Hills Kickoff 200g, 500g, 5kg | vetter-grow.de | 29.9 EUR | — | — |
| ELAN | crazyhills.com | 25.0 EUR | 0 EUR | — |
| Crazy Hills Spark | Organic Seaweed Bloom Stimulant | steelroots.co.uk | 24.95 GBP | — | — |
| Crazy Hills - Spark (Flowering Stimulant) | blackflaghorticulture.com | 22.95 GBP | — | — |
| Crazy Hills Spark 1l, 5l | vetter-grow.de | 19.9 EUR | — | — |