DIFFICULTY Easy

A forgiving choice for newer planted tanks.

LIGHT Low

Around 10 hours is a useful starting point.

CO₂ Recommended

Can grow without it, but responds noticeably to supplementation.

GROWTH Slow

Low trimming needs.

PLANT OVERVIEW

About Cryptocoryne spiralis

A tall, grass-like Cryptocoryne perfect for the background.

Unlike many other crypts, spiralis grows tall, narrow leaves. It is a great alternative to Vallisneria for background placement.
Shrimp friendly Low-tech suitable High-tech suitable
CARE PROFILE

What this plant needs.

The useful numbers and practical notes, grouped around how you actually keep the plant.

TANK FIT

Placement + size

Primary placementBackground
Typical height12–24 in
Typical width6 in
Suggested minimum tank10 gal
Suggested tank height26 in+
LIGHT + CO₂

Energy demand

Ideal lightLow
Photoperiod range8–12 hr
Approx. PAR15–60
Injected CO₂Recommended
CO₂ benefitModerate
NUTRITION

Where it feeds

Root feedingHigh
Water-column feedingLow
Overall fertilizer demandModerate
Iron demandLow
MicronutrientsLow
WATER

Useful parameter range

Temperature72–82°F
pH6–7.5
GH2–15 dGH
KH2–12 dKH
PLANTING

How to plant it.

Substrate: Nutrient-rich substrate

Bury roots, keep crown exposed.

GROWTH + PROPAGATION

What to expect after planting.

Propagation

Runners

Acclimation

Prone to crypt melt.

COMMON PROBLEMS

What usually goes wrong.

Crypt melt upon introduction.