Nitella (Nitella species) is an intermediate-level aquarium plant. A feathery, fragile macroalgae sold as a plant. It soaks up nutrients, hides shrimp and fry, and can melt in poor or warm water.

Care facts at a glance

Scientific nameNitella species
FamilyCharaceae
OriginWorldwide, freshwater
Height6-24 in
LightLow to medium
CO2Not needed
PlacementMidground to background, or floating
Growth rateModerate
Temperature60-80°F
pH6.0-7.5
DifficultyIntermediate
PropagationFragments

Quick tips

  • Handle gently; it breaks easily.
  • Does best in cooler, clean water.
  • Remove dead strands to avoid fouling the tank.

San Diego water

Captive-bred stock usually adapts to San Diego tap water with slow acclimation. For best color and health, many keepers blend tap with RO/DI water. Learn the numbers in our San Diego tap water guide.

New to planted tanks? Start with our beginner planted tank guide and the plant fertilizer guide.

Find it at Pet Zone

Pet Zone Tropical Fish is a San Diego aquarium store with two locations. Stock changes daily, so call ahead if you are after a specific species or plant. Shop online at petzonesd.com.

Pet Zone Convoy

4160 Convoy St, San Diego, CA 92111
(858) 987-0309
Open daily, 10am-6pm

Aquascaping, planted tanks

Pet Zone Mid-City

4266 University Ave, San Diego, CA 92105
(619) 283-1812
Closed Monday; Tue-Fri 10:30am-6pm, Sat 11am-6pm, Sun 11am-4pm

Monster fish, koi