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Hydro Shoot 40 x 40 x 120
Secret Jardin Hydro Shoot HS40 40x40x120 cm – the smallest grow tent in the Hydro Shoot range, engineered as an entry-level enclosure for indoor cultivation in minimal floor space. With just 0.16 m² footprint, the HS40 fits into wardrobes, closets, alcoves or unused corners, and supports plants from 50 to 80 cm in height. Built with a Ø16 mm steel frame, 100% Mylar interior lining for maximum light reflection, and reflective socks for both intake and extraction airflow. Optimised as a dedicated propagation tent, mother plant chamber, or supplementary cloning space alongside a primary flowering tent. Tool-free assembly in under 10 minutes. Available now at Plant & Flower with fast shipping and grower expertise.

Secret Jardin Hydro Shoot HS40 – 40x40x120 cm Compact Tent for Propagation and Entry-Level Growing
Need to start indoor growing without committing serious floor space, or want a dedicated propagation chamber separate from your main flowering tent? The Secret Jardin Hydro Shoot HS40 is the smallest unit in the Hydro Shoot range and slots into virtually any space – wardrobes, utility cupboards, alcoves, or unused corners. Despite the compact 0.16 m² footprint, it carries the same construction specification as the larger models: Ø16 mm steel tubing, 100% Mylar reflective interior, and reflective ducting socks for both intake and extraction.
Technical specification
The HS40 is supplied as an unequipped tent – lighting, ventilation, and accessories are selected separately to match your specific requirements. The package includes four reflective socks (two lower for intake, two upper for extraction), a sealed cable pass-through, and the complete Ø16 mm steel frame assembly. For additional venting points to accommodate carbon filters or supplementary fans, the Secret Jardin Ducting Flange DF16 integrates directly with this enclosure. The 100% Mylar lining maximises light reflection back to the canopy – a feature that effectively compensates for the limited footprint and ensures uniform plant development across the entire growing area.
Use cases and operational advantages
The HS40 addresses three primary applications. First: introductory tent for growers learning fundamentals – light cycles, nutrient management, pH measurement, environmental control – without major capital outlay. Second: dedicated cloning station, isolated from a main grow to protect young plants from pest cross-contamination and to maintain a separate humidity profile typically higher than the flowering environment. Third: mother plant chamber where one or two genetic specimens can be maintained year-round under stable conditions for cuttings. The reduced internal volume simplifies climate control – temperature stratification, humidity targets, and air exchange rates are all considerably easier to manage in 0.16 m² compared to a full-size tent at partial capacity. Power consumption is correspondingly low, which keeps daily running costs manageable even on a long photoperiod schedule.
Scaling the setup over time
Assembly and breakdown each take under 10 minutes with no tools required, which makes relocation between cycles straightforward. As cultivation experience develops and floor space allows, scaling to the Hydro Shoot HS60 or HS80 follows the same operational logic – identical materials, identical fittings, simply expanded volume. Many growers retain the HS40 even after upgrading, using it as a permanent dedicated cloning station alongside a larger flowering tent.
Start your first grow with the Secret Jardin Hydro Shoot HS40 – order now at Plant & Flower for fast shipping and expert grower support.
Frequently Asked Questions about the Hydro Shoot HS40
Is the 40x40x120 cm footprint sufficient for a complete grow cycle?
For a single compact plant up to 150 cm in height, yes. For a full flowering cycle with multiple plants, a larger format such as the HS80 or HS100 is more appropriate. The HS40 is best suited for one mother plant or a batch of clones.
What lighting suits the HS40?
The compact internal volume is well matched to a 60–100 W LED panel or TLED for cloning and vegetative growth. HPS fixtures are not recommended – they generate excessive heat for an enclosure of this size.
Does the HS40 require active extraction?
For clones and young plants, a basic circulation fan is often sufficient. For a complete grow cycle or where odour control matters, a small inline extractor paired with a 100 mm carbon filter is recommended.