herb

Costus Root Seeds

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$8.59

Seeds for your next garden project, with planting guidance to help you get started.

Size

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In stock — ships within 1 business day

Standard shipping to the USA: 4–6 business days.

Germination SupportPractical guidance when you need it
USA Garden FriendlySeeds selected for USA gardens
Secure CheckoutProtected payment experience
$8.59

Growing at a Glance

Choose a spot for your herbs with the right light, spacing and growing conditions.

Plant Height 18-60 inVariety-specific habit
Light Requirement Full Sun
Planting Season SpringFollow local frost dates
USDA Zone Zone 4~9Selected for USA gardens
Germination 14-60 DaysKeep evenly moist
Days to Maturity 120 Days-2 YearsVariety dependent
Plant Spacing 12-36 inAllow healthy airflow
Growing Difficulty ModerateGrowing support available
Shipping & Returns

Simple delivery. Clear support.

Shipping

Most orders ship within 24 hours of payment confirmation, excluding weekends and U.S. federal holidays. Standard transit takes 4–6 business days.

Returns & order issues

Customers may return seed products within 30 calendar days of delivery, including unopened, opened or used items. We cover return shipping for quality issues, shipping errors or transit damage.

Seeds are living products. If you have germination questions, our team provides practical growing guidance to help you troubleshoot.

About this seed

Why gardeners choose this variety

Costus root has a history in aromatic materials and traditional herbal trade. The plant associated with that name has appeared under botanical names including Saussurea costus and Dolomiaea costus, while the unrelated genus Costus contains spiral gingers. The shared word makes accurate identification especially important.

Use these seeds for a labeled botanical collection, confirming that the supplied plant matches the root-herb identity before choosing its growing conditions. Observe the leaves and eventual flowers rather than attempting an immediate root harvest. The historical use of an aromatic root is not a health claim or a direction to prepare remedies.

Key features

What makes it stand out

  • Large leaves make a substantial perennial rosette.
  • Upright flower stems add structure to botanical planting.
Perfect for

Best garden uses

  • Labelled herb collections
  • Perennial botanical beds
  • Specialty gardens
Growing tips

A stronger start

  • Check whether this seed lot needs a period of moist chilling before sowing.
  • Use a free-draining seed mix and keep it moist without saturation.
  • Allow time for uneven emergence; do not discard the tray too soon.
  • Grow seedlings on until well rooted, then acclimatize them before planting out.

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