Links may earn GrowScore a small commission at no extra cost to you.
📖 About This Plant
Asparagus (Jersey Knight) is a premier all-male hybrid cultivar prized for its exceptional vigor, disease resistance, and high yields of thick, tender, sweet spears. Unlike older heirloom varieties, all-male hybrids like Jersey Knight put all their energy into spear production rather than seed-setting, delivering 3× more harvestable asparagus per plant. Perennial in zones 3–8, plants establish over 2–3 years but then produce reliably for 15–25 years with minimal care. Jersey Knight shows strong resistance to fusarium crown rot and rust — two of the biggest asparagus killers — making it the top choice for serious home gardeners.
Plant Jersey Knight crowns in spring as soon as soil is workable, in a permanent raised bed or deep-dug row with well-drained, fertile soil (pH 6.5–7.0). Dig trenches 12 inches deep, add compost, and plant crowns 18 inches apart with roots spread wide. Cover with 3 inches of soil initially, filling in as sprouts emerge over the first summer. Do NOT harvest in year one or two — let all spears grow into full ferns to build the crown. Begin light harvest in year 3, full harvest in year 4+. Fertilize heavily in fall after ferns yellow. Jersey Knight resists fusarium and rust, but remove and burn diseased ferns. Beds remain productive for 20+ years with proper feeding and drainage.
What hardiness zones can you grow Asparagus (Jersey Knight) in?
Asparagus (Jersey Knight) grows best in USDA Hardiness Zones 3a–8b. Asparagus (Jersey Knight) is a premier all-male hybrid cultivar prized for its exceptional vigor, disease resistance, and high yields of thick, tender, sweet spears. Always check your local zone before planting.
How much sun does Asparagus (Jersey Knight) need?
Asparagus (Jersey Knight) requires Full Sun. Plant Jersey Knight crowns in spring as soon as soil is workable, in a permanent raised bed or deep-dug row with well-drained, fertile soil (pH 6.
When should I plant Asparagus (Jersey Knight)?
Asparagus (Jersey Knight) is best planted in Early Spring (crowns). Plant Jersey Knight crowns in spring as soon as soil is workable, in a permanent raised bed or deep-dug row with well-drained, fertile soil (pH 6.5–7.0). Dig trenches 12 inches deep, add compost, and plant crowns 18 inches apart with roots spread wide.
How long does Asparagus (Jersey Knight) take to harvest?
Asparagus (Jersey Knight) typically reaches harvest in 2-3 years to first harvest. Water needs are Moderate. Grow it alongside Tomatoes and Basil for best results.
Where can I buy Asparagus (Jersey Knight) plants or seeds?
You can buy Asparagus (Jersey Knight) from trusted online nurseries and seed suppliers. GrowScore links to the best-rated retailers for your region (US, Canada, and UK). Compare options on this page to find the best price and availability.
🌿
Where to Buy
Find the best deal on asparagus from top-rated retailers. We may earn a commission if you buy through these links.