Philadelphia White Box
Radish · Round
Heirloom
Raphanus sativus
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Brassicaceae (Mustard family) · Genus: Raphanus
Characteristics
Color
White
Flavor
Spicy / Pungent
Interior Color
White
Texture
Crisp / Crunchy
About the Plant
Life Cycle
Annual
❄
Hardiness
Cool-Season/Hardy
☀
Exposure
Full Sun, Tolerates Partial Sun
💧
Moisture
Evenly Moist
🌍
Origin
United States
🌱
Germination
3–7 days
at 40–95 °F
⏳
Days to Maturity
30 days
Fruit Size
1 in
How to Plant
🏠
Start Indoors
Not Recommended / Direct Sow Only
🌸
Direct Sow (Spring)
4-6 Weeks Before Last Frost
🍂
Direct Sow (Fall)
4-6 Weeks Before First Frost
Planting Depth
1/4–1/2 in
Seed Spacing
1/2–1 in
Row Spacing
6–12 in
Thin To
1–3 in
🪴
Container Friendly
Yes
🌡
Optimal Soil Temp
45–90 °F
🌡
Soil Temp
40–95 °F
🌡
Air Temp
20–80 °F
When to Plant in Your Area
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