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A Notocactus graessneri flaviflorus with yellow spines and bright yellow flowers in a gravel pot, blurred green plants behind.
A small, round Notocactus graessneri flaviflorus with short spines and bright yellow flowers in a pot with white and tan gravel.
Round Notocactus graessneri flaviflorus cactus with sharp yellow spines and bright yellow flowers in a planter with gravel and stones.
A small round Notocactus graessneri flaviflorus with yellow spines and three bright yellow flowers among gravel and other cacti.
A Notocactus graessneri flaviflorus cactus with yellow spines and three yellow blooms sits in white gravel; blurred cacti in background.
A round Notocactus graessneri flaviflorus cactus with yellow flowers sits in a small pebble-filled pot against blurred green plants.
A lemon-green Notocactus graessneri flaviflorus cactus with bright yellow flowers sits in rocky soil, blurred succulents behind it.
A round, yellow-green Notocactus graessneri flaviflorus cactus with thin spines in a small pot of white and gray pebbles on a dark background.
Top-down view of Notocactus graessneri flaviflorus cactus with yellow spines in a pebble-filled square pot, dark background visible.
Notocactus graessneri flaviflorus with yellow spines in a black square pot with white and grey pebbles, top view on dark background.
Notocactus graessneri flaviflorus, a small round cactus with dense yellow spines, sits in a pot of white and gray pebbles on a dark background.
Close-up of Notocactus graessneri flaviflorus with dense yellow spines in a pot with small rocks, against a warm wooden background.
Round Notocactus graessneri flaviflorus cactus with dense yellow spines, pale pebbles, and small yellow flowers against a blurred background.
A small, round Notocactus graessneri flaviflorus cactus in a pot with pale yellow flowers and light gravel, background softly blurred.
Round, spiky Notocactus graessneri flaviflorus in a small pot with light gravel, two yellow flowers blooming against a green background.
A round Notocactus graessneri flaviflorus cactus with yellow flower buds sits in light gravel outdoors in sunlight.
Round Notocactus graessneri flaviflorus cactus with two small yellow flowers in a brown pot with light gravel, outdoors, green blurred background.
A round Notocactus graessneri flaviflorus cactus in gravelly soil shows small yellow flowers at its crown, with a blurred background.
A small round Notocactus graessneri flaviflorus with yellow flowers in a red pot sits on wood outdoors, greenery in the background.
Close-up of Notocactus graessneri flaviflorus with yellow flowers blooming among spiky golden-brown hairs and small green buds.
A Notocactus graessneri flaviflorus with a round, spiky shape and yellow flowers sits in a pot of light gravel on a gray background.
Notocactus graessneri flaviflorus cactus with yellow flowers in light gravel, shown against a plain light gray background.
A round, spiky Notocactus graessneri flaviflorus with yellow flowers sits in a red pot filled with light gravel, on a gray background.
Small round Notocactus graessneri flaviflorus cactus in a pot with light gravel and yellow flowers, set against blurred greenery.
A round Notocactus graessneri flaviflorus cactus with golden-brown spines and small yellow flowers, set in light-colored gravel.
A Notocactus graessneri flaviflorus with yellow spines and bright yellow flowers in a gravel pot, blurred green plants behind.
A small, round Notocactus graessneri flaviflorus with short spines and bright yellow flowers in a pot with white and tan gravel.
Round Notocactus graessneri flaviflorus cactus with sharp yellow spines and bright yellow flowers in a planter with gravel and stones.
A small round Notocactus graessneri flaviflorus with yellow spines and three bright yellow flowers among gravel and other cacti.
A Notocactus graessneri flaviflorus cactus with yellow spines and three yellow blooms sits in white gravel; blurred cacti in background.
A round Notocactus graessneri flaviflorus cactus with yellow flowers sits in a small pebble-filled pot against blurred green plants.
A lemon-green Notocactus graessneri flaviflorus cactus with bright yellow flowers sits in rocky soil, blurred succulents behind it.
A round, yellow-green Notocactus graessneri flaviflorus cactus with thin spines in a small pot of white and gray pebbles on a dark background.
Top-down view of Notocactus graessneri flaviflorus cactus with yellow spines in a pebble-filled square pot, dark background visible.
Notocactus graessneri flaviflorus with yellow spines in a black square pot with white and grey pebbles, top view on dark background.
Notocactus graessneri flaviflorus, a small round cactus with dense yellow spines, sits in a pot of white and gray pebbles on a dark background.
Close-up of Notocactus graessneri flaviflorus with dense yellow spines in a pot with small rocks, against a warm wooden background.
Round Notocactus graessneri flaviflorus cactus with dense yellow spines, pale pebbles, and small yellow flowers against a blurred background.
A small, round Notocactus graessneri flaviflorus cactus in a pot with pale yellow flowers and light gravel, background softly blurred.
Round, spiky Notocactus graessneri flaviflorus in a small pot with light gravel, two yellow flowers blooming against a green background.
A round Notocactus graessneri flaviflorus cactus with yellow flower buds sits in light gravel outdoors in sunlight.
Round Notocactus graessneri flaviflorus cactus with two small yellow flowers in a brown pot with light gravel, outdoors, green blurred background.
A round Notocactus graessneri flaviflorus cactus in gravelly soil shows small yellow flowers at its crown, with a blurred background.
A small round Notocactus graessneri flaviflorus with yellow flowers in a red pot sits on wood outdoors, greenery in the background.
Close-up of Notocactus graessneri flaviflorus with yellow flowers blooming among spiky golden-brown hairs and small green buds.
A Notocactus graessneri flaviflorus with a round, spiky shape and yellow flowers sits in a pot of light gravel on a gray background.
Notocactus graessneri flaviflorus cactus with yellow flowers in light gravel, shown against a plain light gray background.
A round, spiky Notocactus graessneri flaviflorus with yellow flowers sits in a red pot filled with light gravel, on a gray background.
Small round Notocactus graessneri flaviflorus cactus in a pot with light gravel and yellow flowers, set against blurred greenery.
A round Notocactus graessneri flaviflorus cactus with golden-brown spines and small yellow flowers, set in light-colored gravel.

Introducing the Notocactus graessneri flaviflorus, which is a medium-sized solitary cactus that closely resembles the Parodia haselbergii, opens in a new tab. Native to southern Brazil, it is sometimes mistakenly called golden ball cactus, Yellow-Flowered Parodia, and Lemon Ball Cactus, opens in a new tab.  

The Notocactus features a spherical shape with a greenish-yellow body covered in numerous small, golden spines. It thrives in the arid regions of these countries, where it has adapted to survive in dry and desert-like conditions. 

A round, spiky Notocactus graessneri flaviflorus with a small yellow flower in a brown pot on light pebbles, with a soft green background.

The Notocactus graessneri flaviflorus has a compact size, typically reaching a height of about 4 inches and a diameter of about 6 inches. Its unique appearance makes it a standout addition to any cactus collection.

Its compact size makes it suitable for both indoor and outdoor cultivation. The flowers of Notocactus graessneri flaviflorus bloom during the late winter to early spring, with small yellow flowers lasting one to three weeks.

The petals spread upward, allowing stamens to be visible. The flowers grow as tubes with bristles and wool clusters. 

When it comes to care, it requires Go to Soil cactus mix blend 1 gal 4 qt cacti succulent dirt compost growing mediawell-draining soil, opens in a new tab and bright, indirect sunlight to thrive. Water sparingly, allowing the soil to dry out completely between waterings to prevent root rot. Additionally, provide occasional fertilization during the active growing season to promote healthy growth.  

When growing indoors, your Notocactus graessneri flaviflorus prefers temperatures between 65-80°F. For outdoor cultivation, it is typically well-suited in USDA zones 9-11. It is important to protect it from frost and cold temperatures to ensure its growth and development.  

To propagate the Golden Ball Cactus, you can use various methods such as seed propagation, offsets, or stem cuttings. Seeds can be sown in well-draining cactus soil and kept in warm and bright conditions. Offsets, also known as "pups," can be carefully separated from the mother plant and replanted. Stem cuttings can be taken and left to callus before planting in a suitable cactus mix. 

Overall, the Notocactus graessneri flaviflorus is a unique and beautiful species of cactus that is sure to add a pop of color to any succulent collection. Its vibrant yellow flowers make it a standout choice for both experienced and novice plant enthusiasts. 

Bloom Season

Late winter--Early spring

Flower Color

Yellowish green

Growth Rate

Fast

Hardiness Zone

9--10--11

Mature Size

4 in. tall--6 in. wide

Plant Type

Solitary cactus

Resistance

Extremely drought-tolerant--heat tolerant--pest resistance

Sun Exposure

Full sun (6+ hrs.)--Partial shade (3–6 hrs. sun)

Watering Needs

Low
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Growers Quick Reference Guide - Key Features

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Notocactus graessneri flaviflorus

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$ 12.29
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Please note: Our large plants are shipped bare root. They are also many years old, and as a result, they might have minor scaring but will arrive healthy and looking great.

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  • Description
  • Key Plant Features

Introducing the Notocactus graessneri flaviflorus, which is a medium-sized solitary cactus that closely resembles the Parodia haselbergii, opens in a new tab. Native to southern Brazil, it is sometimes mistakenly called golden ball cactus, Yellow-Flowered Parodia, and Lemon Ball Cactus, opens in a new tab.  

The Notocactus features a spherical shape with a greenish-yellow body covered in numerous small, golden spines. It thrives in the arid regions of these countries, where it has adapted to survive in dry and desert-like conditions. 

A round, spiky Notocactus graessneri flaviflorus with a small yellow flower in a brown pot on light pebbles, with a soft green background.

The Notocactus graessneri flaviflorus has a compact size, typically reaching a height of about 4 inches and a diameter of about 6 inches. Its unique appearance makes it a standout addition to any cactus collection.

Its compact size makes it suitable for both indoor and outdoor cultivation. The flowers of Notocactus graessneri flaviflorus bloom during the late winter to early spring, with small yellow flowers lasting one to three weeks.

The petals spread upward, allowing stamens to be visible. The flowers grow as tubes with bristles and wool clusters. 

When it comes to care, it requires Go to Soil cactus mix blend 1 gal 4 qt cacti succulent dirt compost growing mediawell-draining soil, opens in a new tab and bright, indirect sunlight to thrive. Water sparingly, allowing the soil to dry out completely between waterings to prevent root rot. Additionally, provide occasional fertilization during the active growing season to promote healthy growth.  

When growing indoors, your Notocactus graessneri flaviflorus prefers temperatures between 65-80°F. For outdoor cultivation, it is typically well-suited in USDA zones 9-11. It is important to protect it from frost and cold temperatures to ensure its growth and development.  

To propagate the Golden Ball Cactus, you can use various methods such as seed propagation, offsets, or stem cuttings. Seeds can be sown in well-draining cactus soil and kept in warm and bright conditions. Offsets, also known as "pups," can be carefully separated from the mother plant and replanted. Stem cuttings can be taken and left to callus before planting in a suitable cactus mix. 

Overall, the Notocactus graessneri flaviflorus is a unique and beautiful species of cactus that is sure to add a pop of color to any succulent collection. Its vibrant yellow flowers make it a standout choice for both experienced and novice plant enthusiasts. 

Bloom Season

Late winter--Early spring

Flower Color

Yellowish green

Growth Rate

Fast

Hardiness Zone

9--10--11

Mature Size

4 in. tall--6 in. wide

Plant Type

Solitary cactus

Resistance

Extremely drought-tolerant--heat tolerant--pest resistance

Sun Exposure

Full sun (6+ hrs.)--Partial shade (3–6 hrs. sun)

Watering Needs

Low
Attribute Value
Bloom Season Late winter, Early spring
Botanical Name Notocactus graessneri flaviflorus
Dormancy Winter
Family Cactaceae
Flower Color Yellowish green
Genus Notocactus
Growth Habit Globular stem
Growth Rate Fast
Hardiness Zone 9, 10, 11
Mature Size 4 in. tall, 6 in. wide
Native Area Southern Brazil
Plant Type Solitary cactus
Propagation By seeds
Resistance Extremely drought-tolerant, heat tolerant, pest resistance
Soil PH 6.5, Acidic, Neutral
Soil Type Cactus potting mix soil
Special Features Easy to grow
Sun Exposure Full sun (6+ hrs.), Partial shade (3–6 hrs. sun)
Toxicity Mildly toxic for humans, mildly toxic (Keep away from children)
Watering Needs Low

Growers Quick Reference Guide - Key Features

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