Measure air temperature and relative humidity with this wireless sensor. Pairs with a Harvst control unit to activate pumps, heaters or other equipment, as well as logging data to the Harvst cloud (for wifi connected control units).
Approx 6cm square
Range up to 25m line-of-sight from the Harvst control unit
Rechargeable battery included; nothing to buy or throw away
USB-C charger not included
Not waterproof
Our Mini pumps come with 1.6m cable, and our Pro pumps come with 2m of cable.
If you’re fitting your water pump further away from the control unit than 2m, you’ll need this extension cable. Extension cables can be daisy chained to extend the length further, plus – they’re waterproof!
This bundle is designed to suit the S8 and contains:
4x seed tray (colour may vary)
3x capillary mats
3x drip trays
30x 1L taupe pots
2x 15L Coco and Coir Coco Grow+ Compost
2x 15L Coco and Coir Coco Compost
This bundle is designed to suit the S16 and contains:
8x premium deep seed tray
6x capillary mats
6x drip trays
60x 1L taupe pots
3x 15L Coco and Coir Coco Grow+ Compost
5x 15L Coco and Coir Coco Compost
Formulex has become an industry standard and is valued for its utility and ease of use. It is a single solution with an amazing capacity for stable pH through its ground-breaking inbuilt buffering capacity. Formulex can be used for almost every fertilising requirement and is an amazingly useful bottle to have around. Many people recommend it for seedlings and young plants generally, but it can be used at all stages of growth and for many different crops. This is a 300ml bottle.
Add a front window to your H-Series indoor grow system, for climate-control and plant protection.
Contains:
Front window for one level
Fixings
You will need one window kit for an H1, two kits for an H2, and three kits for an H3.
Add a floor cabinet to the base of your H-Series indoor grow system, for additional storage. These cabinets are available in white and charcoal to match your indoor garden.
Add an extra shelf to your H-Series indoor grow system, for double-density growing. These shelves are available in white and charcoal to match your indoor garden.
Contains:
LED grow lights with extra support for:
Hydroponics tray x1
Drains and fittings
As double-density growing is most often used with microgreens in 25×32 trays, we don’t supply net cups and net cup holders with this kit, but they are available separately.
A small power supply for the H-mini indoor garden, our 12v heater pads, or the WaterMate LED grow lights. Not waterproof.
Propagator to fit the H-mini, H-series nursery, Harvst smart temperature controlled seed tray, or for general use.
1 x Reservoir Tray
1 x 24 Cell Insert
1 x Propagator Lid
Add an extra shelf to your H-Mini countertop grow system, for double-density growing.
Contains:
LED grow light
Tray support
Propagator tray
Extension cable
The H-Mini Hydroponics Kit is great for growing a range of salads, leafy greens and herbs. No soil needed! Clean, easy, and right at your fingertips on the kitchen counter … It doesn’t get fresher than this.
Just rehydrate the peat-free coir pellets, pop your seeds in and place them into the nursery. When seedlings are strong enough, transplant them into net cups and into the growing tray. Add nutrients to water, fill up the tray, and sit back and watch your plants grow.
Includes:
Net cup tray (12 spaces)
12x black net cups
24x coir jiffy pellets
Formulex Nutrient Solution 300mL
This pack contains everything you need to get growing with healthy, nutritious microgreens. Microgreens are one of the easiest crops to get going in your Harvst H-Series and can be harvested just 7 days after planting.
Includes:
5x Half seed tray
15L Coco and Coir compost
One packet of select microgreens seeds
Three of these packs will fit on a single growing tier of the H-Series.
The 15L of coir compost will last up to 20 crops of microgreens.
Wooden Harvington 5ft (1.5m) Chunky Garden Bench - Pressure Treated Furniture 
