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Product Description
Fill your garden with delightful scents and vibrant beauty with Arboreum Flower Seeds. Known for their fragrant blossoms and elegant growth habit, these flowers are perfect for borders, containers, and decorative garden beds. Easy to grow and maintain, they make an excellent addition to any home garden.
Type: Arboreum Flower Seeds
Bloom Style: Fragrant, attractive flowers
Growth Habit: Upright perennial with lush foliage
Bloom Season: Late spring to summer
Uses: Borders, containers, decorative beds, and landscaping
Quality: Heirloom and non-GMO seeds
Soil: Well-drained soil rich in organic matter.
Sowing Depth: Sow seeds lightly and cover with a thin layer of soil.
Sunlight: Full sun to partial shade for best growth.
Watering: Keep soil moist during germination; reduce once established.
Spacing: Allow 8–12 inches between plants.
Germination Time: Typically 14–28 days under optimal conditions.

Life Cycle
Perennial Shrub / Small Tree
Planting Season
Cool to Warm Season
Growth Habit
Upright, Woody
Flavor Profile
Not Applicable
Plant Characteristics
Fragrant Clustered Blooms
Use
Borders, Ornamental Tree
Growing Conditions
Acidic, Well-Drained Soil
Harvest Advantages
Long-Lived Fragrant Blooms
Plant Resistance
Cold & Mild Frost Tolerant
Rhododendron arboreum
Seed Names
Arboreum (Tree Rhododendron)
Seed Type
Heirloom, Open-Pollinated
Arboreum, commonly known as Tree Rhododendron, is a classic heirloom flowering plant admired for its fragrant blossoms and evergreen foliage. Thriving in cool to moderate climates with well-drained acidic soil, it is ideal for borders and landscape planting. This long-lived plant brings fragrance, structure, and seasonal beauty to home gardens.
Light Requirement
Partial Sun / Light Shade
Planting Depth
⅛ inch
Sowing Method
Seed Trays / Transplant
Plant Spacing
5–8 ft
Days to Maturity
2–3 Years (to flowering)
Soil Preparation
Cold Stratification Recommended
Hardiness Zones
USDA 7–10
Water Needs
Moderate
Planting Season
Spring
Seed Count
Recommended Coverage
100
Up to 20 sq ft
500
Up to 100 sq ft
1000
Up to 200 sq ft