Items 1 to 15 of 15 total
Items 1 to 15 of 15 total
Cactus
About Cactus
Genus
Opuntia, Echinocactus, Carnegiea, Mammillaria
Species
2,000
Family
Cactaceae
Common Names:
Succulent
Native To:
North, Central, and South America
Plant Type:
Houseplants
Foliage Type:
Evergreen
USDA Plant Hardiness Zone:
3 - 12
Flower Color:
White, Yellow, Pink, Red, Orange, Purple
Flower Bloom Time:
Spring to Summer
Growth Habit:
Clumping, Columnar, Mounded, Spreading
Attracts:
Bees, Hummingbirds
Tolerates
Drought, Heat, Poor Soil
Resists:
Deer, Rabbits, Pest
Where To Grow Cactus Indoors
Cacti are remarkably diverse, exhibiting a range of forms from spiny desert specimens to softer, epiphytic forest types. Their thick, fleshy stems store water, enabling survival in arid environments. Many have spines, or modified leaves, which reduce water loss and provide defense against herbivores. Some species produce striking, colorful blooms despite their slow growth, which mature into fruits. They require minimal upkeep and are resilient in harsh conditions, making them ideal for busy lifestyles.
In interior settings, their compact sizes and sculptural forms work well in minimalist displays as well as mixed succulent arrangements. Designers often incorporate them in sunlit window sills or grouped on a feature table to add an element of natural artistry. The contrast between their structured silhouettes and the softness of surrounding decor offers an elegant balance in any space. Outdoors they can be integrated into rock gardens, xeriscapes, or used as architectural elements in modern garden designs.
Cactus Plants Care
Cacti require well-draining soil, ideally a cactus-specific mix or a blend of potting soil and sand. Position them in areas receiving ample sunlight, preferably 6-8 hours of direct light daily. Watering should be infrequent; allow the soil to dry completely between waterings to prevent root rot. During the growing season, a monthly application of a balanced, water-soluble fertilizer at half strength supports healthy growth.
Pruning cacti is generally minimal but can be performed to remove damaged sections or control size. Outdoors, plant desert cacti in gritty, sandy soil with full sun, with frost protection below 50°F. In winter, reduce watering significantly, as cacti enter dormancy and require less moisture. Propagate offsets (pups) by detaching and callusing them before replanting in dry, well-draining mix. Overwatering risks root rot—water only when soil is bone-dry and avoid tap water to prevent mineral buildup in tanks.
Learn More About Cactus
Growing Cacti
Why are cacti popular?
Cacti are desert plants native to a wide range in North and South America. They come in many different sizes and shapes, but are all highly adapted to growing in dry, hot conditions. Most cacti do not have true leaves and instead have spines, which defend against foragers and reduce water loss. The thick fleshy stems help store water and conduct photosynthesis.
Cacti have become popular for both indoor and outdoor growing because of their easy care nature and interesting, sculptural forms. They grow slowly and are great for small spaces or plant owners who prefer a hands-off approach. Their bold forms work well in a minimalist design and add an exotic feel to any space.
What are some cactus care tips?
Cacti have shallow, thin, fibrous roots that are adapted to taking up water quickly, but are sensitive to extended contact with moisture. To prevent root diseases, be careful not to overwater these desert plants. When they are actively growing in the summer, you should water them when the top 3 inches of soil feel dry, or about every 2 weeks. As the weather turns cool, their growth will slow, and watering should be reduced to once every 4-6 weeks.
Plant cacti in a well-draining potting mix. I like to use a commercial mix to keep things simple, but you can make your own cactus soil by combining one part potting soil with one part grit, perlite, pumice, or a combination. These plants are light feeders and do not require any added fertilizer in the potting mix. You can feed them a couple times during the growing season, but do so sparingly. A commercial organic cactus food is a good choice to prevent overfeeding. Cacti need 4-6 hours of bright direct light daily to thrive, so set the pot in a sunny window, preferably south facing. Outdoors, plant your cacti in full sun, although cacti can get sunburned, so provide some afternoon shade if you live in a hot climate.
Pro-tip for growing cacti outdoors
Several cacti members grow in the North up to Western Canada and are adapted to cold weather. In my rock garden in Seattle, I planted several different opuntia, or paddle cacti, which can handle more moisture and cold temperatures. During the rainy months, I cover them with inexpensive plastic cloches to make sure they don't melt in the Seattle weather.