Jersey Supreme (F1)

Product ID: 2754

Vegetables > Asparagus

Next generation of all-male plants from New Jersey breeding program.

Average spear size with high yield potential. Good resistance to rust. Highly tolerant to fusarium. Jersey Supreme is higher yielding than old-fashioned varieties that contain lower-yielding female plants. Replaces Jersey King. The crowns we offer are one year old. Avg. seeds/lb.

 

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Jersey Supreme (F1)


Jersey Supreme (F1)



We record asparagus crown orders and ship them late March through late April, depending upon location.

Asparagus crowns cannot be shipped outside the U.S.

Shipments to AK and HI ship via air. Please call for shipping quotes.

A phytosanitary certificate is required for shipments to HI.

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No disease information found.

Asparagus

CULTURE: Asparagus is a perennial vegetable that can thrive for 15 years or more. It likes a sunny or only partially shaded spot richly fertilized with compost or aged manure and limed to a pH of 7.0 or higher. Space plants or crowns 8" apart for slender spears to 14" apart for thick spears in a trench 6-8" below ground level. Space rows 3-5' apart. Keep free of weeds and irrigate. To fill trench, add soil 3 times during the first few weeks as the plants grow, ending with a slight mound to prevent puddles. Heavy hay, straw, or leaf mulch may be applied in mid-summer. The "ferns" that grow feed the roots; don't cut them back until they die naturally in the fall. Apply additional compost or aged manure each fall or early spring. GROWING FROM SEEDS: Sow seeds indoors 12-14 weeks before transplanting out after frost danger; 1 seed per 2" cell or pot, 3/4" deep. Germinate at 75-80°F (23-27°C) day, 65°F (18°C) night. Fertilize seedlings only moderately when needed and wash fertilizer off of foliage. Control aphids and thrips with pyrethrin. After frost danger, plant seedlings similarly to crowns, but use a W shaped trench - plant the seedling into the 1-2" high middle point in the W - to keep the roots out of water in case of heavy rain. PLANTING CROWNS: Plant the crowns in furrows 6-8" deep and 3-5' apart. Recommended spacing within the row is 8" apart for slender spears and 14" apart for thick spears. Plant crown in early to mid-spring. Lay the roots flat in the trench and cover with 1-2" of soil. Fertilize with a high-phosphate starter fertilizer or abundant compost. As spears grow, gradually fill in the trench with soil. DELIVERY OF CROWNS: We record asparagus crown orders and ship them beginning in late March and continuing through late April depending on location. Call for date for your area. HARVEST: The new bed will be ready for moderate harvest a year after planting, and full harvest every mid-late spring thereafter for many years. Harvest by bending spear until it snaps, or cut 1" below the soil. STORAGE: Store at 32°F (0°C) for 2-3 weeks. DELIVERY OF SEEDS: Year-round. SEED SPECS: SEEDS/LB.: 13,000-16,000 (avg. 15,000), 1 oz.: (28.4 gm.) avg. 935 seeds. PACKET: 1 gm. (avg. 32 seeds).

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