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Spider Farmer 5L Humidifier | Adjustable Cool Mist

Regular price £99.00
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Spider Farmer SF‑Humidifier5 – 5L Cool Mist Humidifier for Plants NEW VERSION

Premium Humidity Control for Grow Tents & Indoor Gardens**

The Spider Farmer SF‑Humidifier5 is a powerful, large‑capacity 5‑litre cool mist humidifier engineered specifically for grow tents, indoor gardens, and plant rooms. Designed to deliver consistent humidity levels for healthier, faster‑growing plants, the SF‑Humidifier5 keeps your environment perfectly balanced from seedling to harvest.

With adjustable mist output, ultra‑quiet operation, and long runtime, this humidifier ensures your plants get the moisture they need without soaking your space. Whether you’re growing tropical houseplants, running a high‑performance grow tent, or maintaining a propagation area, the SF‑Humidifier5 delivers reliable, plant‑friendly humidity control.


Key Benefits

  • Large 5L capacity — Long runtime for uninterrupted humidity

  • Cool mist technology — Safe for plants, electronics, and grow lights

  • Adjustable mist output — Fine‑tune humidity for seedlings, veg, or bloom

  • Ultra‑quiet operation — Perfect for indoor grow spaces

  • Ideal for grow tents — Designed for 2×2, 3×3, 4×4, and larger tents

  • Improves plant health — Prevents dryness, boosts growth, and reduces stress


Best Uses

  • Seedlings & clones — High humidity for strong early development

  • Vegetative growth — Supports rapid leaf expansion and healthy transpiration

  • Flowering plants — Maintains stable humidity to prevent stress

  • Grow tents & indoor gardens — Designed for enclosed grow environments

  • Tropical houseplants — Perfect for calatheas, ferns, orchids, and more


How to Use

  • Fill the 5L tank with clean water

  • Place the humidifier outside or inside the tent depending on your setup

  • Adjust the mist level to reach your target humidity

  • Use with a humidity controller for automated precision

  • Clean the tank regularly to maintain performance


Why Growers Love It

The SF‑Humidifier5 is built for growers who want stable humidity, healthy plants, and low‑maintenance operation. Its large tank, quiet performance, and adjustable mist output make it one of the most reliable humidifiers for indoor growing.

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Precise Humidity Where Your Plants Need It

Create a more balanced growing environment with the Spider Farmer 5L Cool Mist Humidifier, designed specifically for indoor grow tents and grow rooms where consistent humidity matters.

The large 5-litre tank delivers up to 450ml of cool mist per hour, while the flexible extendable hoses allow moisture to be directed into the growing area and distributed more evenly around your plants. With coverage suitable for grow tents up to 5x5ft and a noise level of 30 dB or less, it provides effective humidity control without adding excessive noise to your setup.

Use the humidifier independently to adjust mist output, humidity settings and timers directly from the unit, or connect it to a compatible Spider Farmer GGS Controller for expanded smart control through the Spider Farmer app.

Shop 5L Humidifier

FAQs

Spider Farmer rates the 5L humidifier for grow tents up to approximately 5x5ft, making it suitable for a range of small and medium indoor growing environments.

The humidifier can produce up to approximately 450ml of cool mist per hour, helping growers increase and maintain humidity within their indoor growing space.

No. The humidifier can operate independently, with mist levels, humidity settings and timer functions adjusted directly on the unit. A compatible GGS Controller is required for expanded smart and app-based control.

Yes. When connected to a compatible Spider Farmer GGS Controller, the humidifier can be managed through the Spider Farmer app, including remote humidity control, mist adjustment and scheduling.

Spider Farmer specifies a noise level of 30 dB or less, making it suitable for growers who want to manage humidity without adding excessive operating noise.

The flexible hoses allow cool mist to be directed into specific areas of the grow tent. The long hose extends from approximately 45cm to 180cm, helping distribute humidity where it is needed.