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Gladiolus Planting Guide

With elegant, 2- to 5-foot flower spikes and orchid-like blooms, you can't go wrong with these easy-to-grow beauties! The bright blooms are available in countless brilliant colors, ranging from white, yellow, orange, pink, and lavender to rose, burgundy, purple, green, or even bi-color! The radiant spikes, which begin to bloom in late summer, require minimal ground space and make exceptionally long-lasting cut flowers. Learn more about growing and caring for these towering spires with this easy-as-pie guide!

Success Snapshot

PLANTING
DEPTH

3-4" (Glad nanus), 4-6" (Glad hortulanus)

WATER
QUANTITY

Moderate

SUNLIGHT
QUANTITY

Full Sun

PLANTING
PROXIMITY

4-5" Apart (Glad nanus), 5-6" Apart (Glad hortulanus)

BLOOM
SEASON

Spring to Early Summer

HARDINESS
ZONES

Zones 5-11 (Glad nanus), Zones 8-10 (Glad hortulanus)