HEALTHY BULBS: 10 Healthy Bulbs of Oxalis Iron Cross Shamrock. Grow Indoors or Outdoors UNIQUE FOUR-LEAF FOLIAGE: Each leaf displays four heart-shaped leaflets with a striking crimson “iron cross” center pattern. This rare coloration makes plants visually distinctive compared to common green shamrocks. FAST-GROWING BULBS: Sprouts typically emerge within weeks under warm, bright conditions. Plants quickly fill containers or garden spaces with dense, colorful foliage. INDOOR OR OUTDOOR VERSATILITY: Thrives in pots, window boxes, garden beds, and patio planters. Suitable for bright indoor spaces or mild outdoor climates during growing season. SEASONAL BLOOMS: Produces clusters of soft pink flowers above the foliage in active growth periods. Blooms add extra ornamental value beyond the decorative leaves. LOW-MAINTENANCE CARE: Requires well-draining soil, moderate watering, and bright light for best growth. Plants enter natural dormancy in cooler or low-light conditions, then regrow from bulbs. MULTIPLYING PERENNIAL BULBS: Bulbs naturally divide over time, forming fuller clumps each season. Gardeners can separate offsets to expand plantings or share with others. CZ GRAIN: We take pride in providing healthy seeds, bulbs, and plants and other products carefully selected for strong germination and healthy growth. Every order is backed by our commitment to quality. Grow your Luck and Fortune! 10 Oxalis Bulbs to Plant. A must have for any garden or Bonsai Lover. Iron Cross Shamrock Bulbs. Grow in a container or in the ground. Beautiful Indeed. Luck of the Irish Bring distinctive charm to your home and garden with Iron Cross Shamrock bulbs (Oxalis tetraphylla), prized for their rare four-leaf foliage marked by deep burgundy centers. These fast-growing bulbs sprout quickly and deliver lush, colorful foliage plus delicate pink blooms during the growing season. Ideal for containers, borders, and decorative planters, they thrive indoors or outdoors with minimal effort and compact growth habit. Perfect for seasonal décor, patio accents, or gift-worthy greenery, Iron Cross Shamrocks are adaptable and easy to grow. Plant in well-draining soil with bright indirect light or partial sun, water moderately, and enjoy continuous ornamental foliage. With proper care, bulbs multiply over time, offering expanding clusters of vibrant shamrock leaves year after year.