STRNG Seeds – Runtz

Runtz stands out for its sweet, candy-like aroma, dense frosty buds, and balanced hybrid structure — making it a staple among premium growers.

It has a loud profile of tropical fruit, sugary candy, and creamy citrus with subtle floral notes on the finish.

Runtz typically flowers in 8–9 weeks indoors, with some phenos benefiting from a full 10-week cycle for maximum resin production.

Yes — it’s genetically balanced, growing with strong lateral structure, uniform canopy, and moderate stretch after flip.

Begin flushing with clean water 10–14 days before harvest to enhance smoothness and flavor.

Runtz produces tight, frosty buds with deep green and purple hues, vibrant pistils, and heavy trichome layering.

Yes — it thrives in moderate climates with good airflow, but dense buds require attention to humidity in late flower.

Absolutely — its manageable height and clean node structure make it ideal for tents and indoor setups.

Runtz is a cross of Gelato and Zkittlez, two elite strains known for flavor and resin output.

Of course! You can see our equipment collection HERE.

Of course! We offer feminized Runtz seeds to maximize your flower-producing plants and reduce waste.

Yes — as a photoperiod strain, it begins blooming when exposed to 12 hours of darkness daily.

Feminized seeds remove the guesswork and guarantee nearly all plants will produce buds.

Yes — Runtz clones well and maintains vigor and consistency when properly rooted and cared for.

Feminized seeds are best for flower production; for breeding, you’d need a stable male or reversed female.

No, but strong LED or HPS lights will help bring out its full potential in resin and color.

Maintain 70–78°F (21–25°C); cooler night temps may help enhance color expression in late flower.

Yes — giving it 5–6 weeks in veg allows it to fill out and reward growers with bigger yields.

Use a balanced feed with bloom boosters rich in phosphorus and potassium during flowering.

Water when the top inch of your medium is dry — ensure good drainage to avoid root rot.