When grown indoors, these plants will need the brightest, sunniest location you have . Golden barrel cactus needs dry, very well-drained soil . The plant favors warm conditions, but the cactus can tolerate temperatures down to 50 degrees Fahrenheit .
Golden barrel cactus rarely blooms indoors, but it is possible if you mimic its ideal growing conditions and the plant is at least 15 years old. The secret to successful indoor growth is nearly perfect drainage instead of letting them dry out.
| Botanical Name | Echinocactus grusonii |
| Common Name | Golden barrel cactus, golden ball |
| Plant Type | Perennial, cactus |
| Mature Size | 3.5 ft. tall, 2 ft. wide |
| Sun Exposure | Full |
| Soil Type | Well-drained soil or cacti/succulent potting mix |
| Soil pH | 6.1 to 7.5 (slightly acid to slightly alkaline) |
| Bloom Time | Spring, summer |
| Flower Color | Yellow |
| Hardiness Zones | Zones 10-11 (USDA) |
| Native Area | North America |
