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key growing information
How to Grow Phacelia From Seed
How to grow phacelia from seed: germination in cool soil, direct sowing rates for beds or cover crops, succession sowing, cutting stage, soil and benefits for pollinators.
By Hensley’s Seed Co.
Lacy Phacelia (Purple Tansy) - Key Growing Information
DAYS TO GERMINATION:
Allow 7–14 days at 55–68°F (13–20°C).
SOWING:
Sowing in place is recommended. As soon as the soil can be worked, sow thinly in rows at 6 seeds per foot, 1/8–¼" deep. For mass plantings or cover cropping, use 3 oz. per 1,000 sq. ft. or 7 lb. per acre. Cool soil gives the best germination; keep the surface moist until seedlings emerge. For flowers all season, make 2–3 sowings 2 weeks apart.
LIGHT PREFERENCE:
Full sun.
PLANT HEIGHT:
Grows about 30–40" tall.
PLANT SPACING:
Space plants 2–12" apart.
HARDINESS ZONES:
Grown as an annual.
HARVEST:
For fresh use, cut as the flowers just begin to open.
SOIL REQUIREMENTS:
Almost any soil with good drainage.
USES:
Draws in and sustains beneficial insects in beds, borders and cover-crop plantings, and is a rich nectar source for honeybees. Also an informal cut flower.SCIENTIFIC NAME: Phacelia tanacetifolia
ALTERNATE NAMES:
Lacy phacelia, blue tansy, purple tansy.
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