- Name: Sword Fern - Other Common Names: Giant Holly Fern / Western Swordfern - Scientific Name: Polystichum Munitum Syn. Aspidium Munitum / Polystichum Solitarium - Color: Green Foliage - Plant Seeds: Outdoors After Frost / Best Started Indoors In Containers - Bloom Time: N/A (Non Flowering) - Hardiness Zone: 4 - 9 - Plant Height: 3 - 4' - Plant Spacing: 18 - 24" - Light Requirements: Shade - Part Shade / Sun Ok With Moist Soil - Soil & Water Preferences: Average - Quantity: 1500 Seeds (Spores)