Native Origin Mexico
Origin Adana
Type Variety
Production Nursery Stock
Astrophytum myriostigma var. nudum
Green Bishop's Cap Cactus
TRY 150
In Stock
Free Shipping
Green Bishop's Cap Cactus is a reduced-flecking nudum form of Astrophytum myriostigma. It is not Star Cactus; it belongs with the Bishop's Cap line.
Doctor's Note
"Do not water during the first week after delivery; acclimate it in bright filtered light."
Light
Filtered Sun Bright filtered light supports rib structure and the clean green surface.
Soil
Mineral ağırlıklı, hızlı drene olan kaktüs karışımı. A mineral-heavy cactus mix helps prevent root problems.
Water
Measured Water after full dry-down; reduce watering strongly in cool periods.
Difficulty
Easy Generally forgiving; overwatering and poorly aerated soil are the main risks.
Frequently Asked Questions
What is Astrophytum myriostigma var. nudum?
Astrophytum myriostigma var. nudum is the green, mostly fleck-free form of Bishop’s Cap cactus. The name nudum refers to its cleaner, bare-looking surface.
What is the difference between Green Bishop’s Cap and regular Bishop’s Cap?
The main difference is the body surface. Regular A. myriostigma has white flecks and a grey-green look, while var. nudum is smoother, greener, and visually cleaner. Care is mostly the same.
Does Astrophytum nudum need more sun?
It likes bright light, but the greener surface has less white flecking, so it should be acclimated carefully to strong sun. Sudden hot sun behind glass can scorch it.
How do you water Astrophytum myriostigma var. nudum?
Water like the standard Bishop’s Cap: only after the mix is fully dry during active growth. Keep it much drier in cool or low-light periods.
Why is my Astrophytum nudum turning yellow?
Yellowing may come from sun stress, root problems, nutrient imbalance, or prolonged stress. If the plant is still firm, review light changes and watering intervals first.
Does Astrophytum myriostigma var. nudum flower?
Yes. Mature nudum plants can produce yellow flowers. Strong light, healthy roots, and a drier winter rest support flowering.
Is Astrophytum nudum rare?
It is a selected collector form compared with the common flecked type. It is available in cultivation, but clean shape, healthy roots, and accurate labeling make a better specimen.
What soil should I use for Astrophytum nudum?
Use a fast-draining mineral cactus mix. Pumice, lava rock, coarse grit, and similar particles keep the root zone airy and reduce rot risk.
Why does Astrophytum nudum change shape?
Light direction, watering rhythm, and seasonal growth can all affect the ribs and body volume. Low light may cause stretching, while water cycles can make ribs expand and contract.
Is Astrophytum myriostigma var. nudum beginner friendly?
It is fine for growers with basic cactus experience. Because the green body shows scorch more clearly, gradual light acclimation is especially important.
Care reminder list
Get seasonal care reminders for this product at your preferred frequency. You can change the email address below and unsubscribe from any reminder email.
Reviews
There are no reviews for this product yet.