Superthrive – The Original Vitamin Solution for Plants
Trusted by growers since 1940, Superthrive is the go-to plant supplement for healthier, stronger growth. Packed with vitamins and kelp-based nutrients, it helps plants thrive during transplanting, stress, and everyday growth. Whether you're growing in soil, coco, or hydro, Superthrive gives your plants the boost they need.
Please note: The 9.4L bottle is purchased to order, so extended lead times will apply.
Why Choose Superthrive?
- Reduces transplant shock and encourages rapid root development
- Revives stressed plants affected by heat, cold, drought, or overwatering
- Promotes vigorous growth and enhances nutrient uptake
- Compatible with all grow media and nutrient regimes
- Highly concentrated – a little goes a long way
How Superthrive Works
Superthrive is a non-toxic, vitamin-rich solution that supplements your regular feeding schedule. It contains vitamin B1 and kelp extracts that stimulate natural hormone production, supporting root strength and overall plant vitality. It's not a fertilizer but works alongside your base nutrients to improve results.
When to Use Superthrive
Use Superthrive during:
- Transplanting – to reduce shock and encourage root growth
- Propagation – to boost seedling and cutting development
- Stress recovery – after environmental stress or pest issues
- General maintenance – to support ongoing plant health
How to Use Superthrive
Superthrive is highly concentrated. Typical usage rates:
- General maintenance: 1 drop per 4 litres of water
- Transplanting or stressed plants: 1–2ml per 4 litres
- Seed soak: 3ml per 4 litres, soak for 15 minutes
- Foliar spray: Same dilution as above, apply to both sides of leaves
Always mix fresh and use within the same day. Avoid overuse – more is not better.
Who’s Superthrive For?
Superthrive is ideal for growers who want to:
- Give seedlings and cuttings a strong start
- Reduce transplant shock in young or mature plants
- Help plants recover from environmental stress
- Boost overall plant health and resilience
Need Help with Your Feed Plan?
Our team is here to help. Whether you're new to Superthrive or looking to fine-tune your feeding schedule, get in touch for expert advice.