The Frogspawn Coral Resource

Frogspawn Coral

“Frogspawn Coral” is what people call Euphyllia Divisa (a species of coral).

Euphyllia Divisa is a type of LPS coral (Large Polyp Stony) which is most commonly referred to as Frogspawn Coral. The Frogspawn Coral may be identified using several different names including the Wall, Octopus, Grape, or Honey Coral. In this article you will find everything you will need to know about keeping this coral.

Image from Wikipedia
Image from Wikipedia


The Frogspawn Coral gets its name because of the way its tentacles so closely resemble a clutch of frog eggs. This coral can be found in many colors including brown, green, and purple.

Given the right conditions, this species of coral can grow to be quite large. A healthy frogspawn is considered to be very attractive, making it a great addition to any saltwater aquarium.


As mentioned earlier, the Frogspawn Coral is a type of LPS (Large Polyp Stony) coral. This means that it grows at a similar rate to other LPS. Because of this, most SPS Coral growers will find that this particular coral grows quite slow in comparison.

This coral is notorious for being quite aggressive with other corals. At night, it’s tentacles sweep out to surrounding areas. The tentacles can extend upwards of 6 inches and it will sting other neighboring corals.

Water Conditions

This Coral can be quite picky when it comes to water quality so it is important to make sure you always keep the following parameters in check:

PH: 8.1-8.4

Temperature: 75°F – 82°F (24°C – 28°C)

Water Hardness: 8° to 12° dH

Calcium: 400 – 420 ppm

In addition to these parameters, it is important to regularly do a water change – 20% every week.


The frogspawn coral is a photosynthetic coral, meaning it will produce the food it requires from the light of your tank. If it appears as though your frogspawn is suffering, oftentimes you just need to leave your tank light on for more hours of the day.

You do not need to feed it. However, it will grow faster and healthier when fed food directly. It will accept all sorts of minced meats by catching it in its tentacles. The most common food for this coral is minced shrimp. If you do decide to supplement it with extra food, limit it to small servings twice per week for the best results.

Tank Mates

The best tank mates for a frogspawn coral is one that contains a mature, well fed reef environment. For the best results, it is also good to have some fish to help with the production of organic matter.

Tank Placement

When choosing a location in your tank for this coral, it is important to remember that its tentacles will extend when the lights are off. Depending on your corals size, the tentacles can extend up to 6 inches, and will sting/damage nearby corals. It is important to make sure it has ample room.

This coral also requires a moderate level of water flow so keep it in relatively active area of your tank. Plenty of space and moderate water flow will ensure that you have the healthiest coral possible.

Recommended Expertise

This coral will require a moderate level of care. If you have not had experience keeping corals in the past, then it would be recommended to stay away from frogspawn for the time being. But, that is just a suggestion so regardless of your experience, frogspawn coral is sure to be a delightful addition to your hobby.


The most common way to get this coral is by removing a stem from an existing Frogspawn. The process of removing a stem is known as “fragging”. And the resulting stem is called a “stem” or “frag”.

The price for this coral varies greatly depending on where you get it and what size you get. Prices for a 3-5 inch stem can range anywhere from $30 all the way up to $200.

The Wild –  It can be found in its native habitat – the Indo-Pacific Islands. It is important to realize that a colony of this coral can take up to two years to repopulate itself, making it very frowned upon to take from the wild. However, this species is not listed on the official endangered species, so it is legal to harvest.

Disclaimer: The National Oceanic and Atmospheric Administration society (NOAA) is frequently updating the endangered species list. This coral is on the “threatened species” List, so it could be put on the endangered species list at any time. Be sure to educate yourself on its current status before going to retrieve it in the wild.

Online – There are many online retailers who carry this coral. Online purchasing can be a great option for those who don’t have the luxury of a pet store that carries frogspawn. Be cautious before buying online as prices tend to get very high. Try to ask for a picture of the exact one that you will be getting before you buy it to ensure you are getting full value.

Local Pet Store – Buying frogspawn from your local pet store is definitely the most viable option, for obvious reasons. You are able to hand-pick the exact stem that you want and you will be able to see, before you purchase it, that it is healthy and in good shape. If you’re local pet store does not carry this particular coral, oftentimes the store will be able to order one in from a credible supplier.

Fellow Hobbyist – Oftentimes coral enthusiasts will sell stems off of their existing Frogspawn. This is a great way to acquire a frogspawn for your tank. It is often difficult to find someone who is privately selling coral, but it can prove to be one of the most economical of choices as most people will sell their stems for a fraction of the cost than a store will.


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