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We have been busy packing our favorite flower seeds and gearing up for another amazing year. Stay tuned for back in stock seeds and plants for 2025 plus over 75 new varieties!
Cypress Vine
Seed Packet

Cypress Vine

Ipomoea quamoclit
Heralded in 1828 as "the most beautiful annual vines in our gardens, producing delicate, star-shaped flowers of the richest crimson." Once summer's heat has arrived, Cypress vine races up tall poles, adding a vertical exclamation point to cottage gardens with lovely ferny foliage studded with brilliant red stars.
SKU #S492
Caution: Poisonous. The purchaser assumes all liability related to the use of this product.
$3.50
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Details
Approximate Seeds Per Packet
60
Lifecycle
Annual
Annual Hardiness
Tender Annual
Mature Size
6-15' h x 1' w
Sun
Full sun
Soil
Regular, well-drained
Season
Summer to fall
Color
Crimson stars
Features
Great for containers
Attracts Butterflies
Attracts Hummingbirds
SOWING INSTRUCTIONS
Depth:
1/4-1/2" Tip: Nick or file the seed coat prior to soaking seeds in warm water for 24 hours prior to sowing.
Sprout Time:
5-14 days
Seed To Bloom:
12-14 weeks
Starting Indoors:
Sow in pots about 4 weeks before last frost. Keep at 65-80°F. Cover with humidity dome to retain moisture until germination occurs.
Starting Outdoors:
Direct sow about two weeks after last frost, when soil has warmed.
WHEN TO SET OUTSIDE
After last frost.
PLACEMENT & CULTIVATION
Cypress vine boasts grass green thread-like leaves that clothe the twining stems in a cloak of elegant foliage. With the arrival of the summer heat, it zooms up trellises, and by mid-summer mini trumpets of lipstick red stud this long-loved heirloom. Its true beauty is revealed when used as a focal point in large containers supplied with trellis work. Caution: seeds contain some toxic alkaloids.
Final Spacing:
1'
Water Requirements:
Medium Water Use
Watering Details:
About 1" per week, more during especially dry, hot spells.
Soil pH:
Slightly acidic to slightly alkaline.
Fertilizer:
Mix in 2" of compost prior to planting and apply a flower fertilizer at bud set for more abundant blooming. Avoid nitrogen fertilizers that favor foliage growth over flower development.
Diseases & Pests:
No major problems.