Summer Bank Holiday Promo – Get 3 Fast Strains Free with Your Order
Summer’s winding down, but your grow plans don’t have to. This UK Summer Bank Holiday, Herbies is giving you one last chance to score free seeds from our Fast-Flowering Seeds collection – strains that hit peak performance on a short schedule.
From 8:00 BST on August 25th to 8:00 BST on August 29th, spend £35 or more on any strains from our Fast-Flowering Seeds collection and use promo code HOLIDAYGROW at checkout – we’ll throw in 3 extra seeds for free.
HOLIDAYGROW
From 8:00 BST on August 25th to 8:00 BST on August 29th, spend £35+ on any strains from our Fast-Flowering Seeds collection and pick 3 free seeds using code HOLIDAYGROW.
As the outdoor season winds down, many growers are already prepping for indoor cultivation. That’s where fast strains shine – high-quality plants bred to deliver results in less time. Whether you're squeezing in one last summer grow or shifting your setup indoors, these fast-flowering varieties help you harvest sooner and keep growing through the changing seasons.
Alpha 21 (AlphaFem Seeds) – Heavyweight in a Hurry


- Photoperiod
- Knockout strong medicine
- 600 g/m² indoors
600 - 800 g/plant outdoors
This 100% Indica finishes fast in just 49-63 days of flowering, hitting even harder than it looks. Expect dense, sticky buds and a long-lasting physical high – ideal for growers who want a straightforward grow and serious yields without the wait.
Girl Scout Cookies Fast Version (EGS) – Classic, But Quicker

- Photoperiod
- 500 - 550 g/m² indoors
500 - 600 g/plant outdoors - Impact on mind and body
Your favorite hybrid, now with a reduced flowering time of just 49-56 days. This 50/50 strain offers a perfectly balanced mix of cerebral uplift and full-body relaxation – but with a cycle you can count in weeks, not months. If you’re chasing both quality and speed, this one's a no-brainer.
Blueberry Hill (Herbies Seeds) – Fruity Powerhouse for the Patiently Impatient


- Photoperiod
- 450 - 650 g/m² indoors
1200 - 1800 g/plant outdoors - Serenity and joy
Despite its calm, dreamy name, Blueberry Hill doesn’t sit still for long – this 95% Indica wraps up flowering in just 50-55 days. It matures quickly and boasts rich, sweet aromas with a classic berry twist. Don’t let its chill vibes fool you – this strain hits deep and delivers hefty yields in a short cycle.
Trainwreck Fast Version (Seedkeepers) – Speedy Sativa with a Kick

- Photoperiod
- 350 - 450 g/m² indoors
500 - 600 g/plant outdoors - Turbocharged euphoria
One of the boldest Sativa dominants in a fast-flowering jacket, Trainwreck Fast wraps up its bloom in just 35-65 days. It delivers mental clarity, a rush of euphoria, and surprisingly fast-flowering results for a Sativa-heavy strain – a go-to for productive, high-energy grows without the wait.
Papaya Cookies Auto (Fast Buds) – Tropical Treat on Turbo Mode

- Autoflowering
- Uplifting chillwave
- 450 - 550 g/m² indoors
50 - 150 g/plant outdoors
A Sativa-dominant autoflower that doesn’t waste a moment, Papaya Cookies Auto finishes from seed to harvest in just 56-63 days. Whether in stealthy setups or sunny gardens, it thrives fast and delivers exotic flavors with uplifting, creative highs.
Don’t Miss Out – Grow Before It’s Gone
This limited-time offer ends on August 29th at 8:00 BST. Load your cart with fast strains, apply HOLIDAYGROW at checkout, and get 3 bonus seeds on us.
Make this Bank Holiday your smoothest, speediest grow yet.
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