Due to an unprecedented increase in order volume, please be aware that it may take UP TO TWO weeks for your order to arrive.
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Rhubarb Seeds

Rhubarb’s thick stalks are popular for making delicious pies, cobblers and preserves.

Availability: Out of stock

$2.50
All orders are hand-packaged and may take UP TO TWO weeks to arrive.
Thank you for your patience during this time.

Details

Rhubarb’s thick stalks are popular for making delicious pies, cobblers and preserves. Rhubarb from seed can be harvested starting as soon as the second season and is very productive. For the average family, three plants will be enough. The plants are long-lived and can be propagated by dividing mature plant crowns. A perennial vegetable!  

Caution: Do not eat the leaves as they contain poisonous oxalic acid.

Michigan Seeds grown on our farm, Renegade Acres, in Howell, MI!

Certified Organic by Oregon Tilth.

Additional Info

Botanical Name Rheum rhabarbarum
Life Cycle Perennial
Min. Time to Germinate 21 Days
Max. Time to Germinate 45 Days
Depth to Sow Seeds 1/8 in.
When to Sow Indoors 8-10 weeks before last spring frost
Growing Height 24-36 in. (60-90 cm)
Plant Spacing 24-36 in. (60-90 cm)
Hardiness USDA Zone 3a: to -35F, USDA Zone 3b: to -30F, USDA Zone 4a: to -25F, USDA Zone 4b: to -20F, USDA Zone 5a: to -15F, USDA Zone 5b: to -10F, USDA Zone 6a: to -5F, USDA Zone 6b: to 0F, USDA Zone 7a: to 5F, USDA Zone 7b: to 10F, USDA Zone 8a: to 15F, USDA Zone 8b: to 20F
Sun Exposure Full Sun, Sun to Partial Shade
Danger Parts of plant are poisonous if ingested
Bloom Color White/Near White
Bloom Time Mid-Summer
Other Details Average Water Needs; Water regularly; do not overwater
Soil pH Requirements 5.6 to 6.0 (acidic), 6.1 to 6.5 (mildly acidic), 6.6 to 7.5 (neutral)
Days to Harvest 730 (2 years)
Propagation Methods By dividing rhizomes, tubers, corms or bulbs (including offsets), From seed; direct sow after last frost, From seed; sow indoors before last frost
Seed Collecting Allow seedheads to dry on plants; remove and collect seeds
Seeds Per Pack 15