Notocactus Graessneri Cactus Healthy Plant

Notocactus Graessneri Cactus (Care Guide)

Botanical Name: Notocactus graessneri (now commonly classified under the Parodia genus)

Common Name: Notocactus Graessneri, Yellow Ball Cactus

Plant Overview

• Plant Type: Small globular cactus
• Growth Habit: Round to slightly elongated with age
• Size: 10–20 cm tall, 10–15 cm wide
• Growth Rate: Slow
• Flower Color: Bright yellow
• Blooming Season: Spring to Summer
• Lifespan: Many years with proper care

Ideal Growing Conditions

🌞 Light

• Prefers bright, indirect to direct sunlight.
• Needs 4–6 hours of morning sun daily.
• Protect from harsh afternoon sun during peak summer in very hot regions.

🌡️ Temperature

• Ideal: 18–30°C
• Minimum: 5°C (keep dry during winter)
• Avoid frost.

💧 Watering

• Water thoroughly only when the soil is completely dry.
• Summer: Every 7–10 days (depending on climate).
• Winter: Every 3–4 weeks or less.

🌱 Soil
Use a fast-draining cactus mix such as:

• 40% cactus potting mix
• 30% coarse river sand
• 30% perlite or pumice

Good drainage is essential to prevent root rot.

Fertilizer

• Feed once every 4–6 weeks during spring and summer.
• Use a low-nitrogen cactus fertilizer.
• Do not fertilize in winter.

Repotting

• Repot every 2–3 years.
• Choose a pot with drainage holes.
• Repot in spring for best results.

Propagation

• Mostly propagated from seeds.
• Older plants may produce offsets that can be separated and rooted.