Cosmos Double Rose - Seeds

Cosmos Double Rose - Seeds

Cosmos bipinnatus

The double layers of petals on this cosmos are dreamy!



Approx No. Seeds:* 20

Sow: Spring, Summer

Spacing: 20-30cm

Height: 60-100cm

Pinch: Yes

Days To Maturity: 80

Growing Notes:  Succession sow, best flowers are the fist to bloom, Stronger stems with wider spacing. 

Harvesting Notes:  Harvest as flower opens for best vase life. Deadheading will encourage branching and more blooms. 


*Seed numbers are approximate only.


    Cut Flower Seed Collection

    These seeds are from of our own collection of flowers and fillers that are used here on farm for the purpose of cut flower bouquets and arrangements. They are all plants that we are growing ourselves. Sometimes hard to find, these seeds are all easy-medium to germinate and grow yourself. 


    Your satisfaction is our top priority. If for any reason you are not completely satisfied with any of our products, please contact us promptly and upon assessment of the product (via photo or physical evidence) we will be glad to provide an appropriate adjustment, replacement, or refund, depending on the particular situation.

    Unfortuantely we are unable to guarantee germination of seeds, as there are a number of environmental factors beyond our control that will influence this. If you have any concerns over your seed purchases, please contact us upon reciept of the items and prior to sowing the seed. 


    We only ship seeds to a New Zealand address. Fresh Flower's are not currently available for shipping, and must be collected from Tamahere Flower Farm by arrangement.

    Orders and deliveries of seed will be subject to stock availability. If we anticipate that you will not receive the goods within 5 days we will advise the reason for the delay and the likely date of the delivery. We will not be liable for any delays in delivery of goods or services.

    Weekend or Public Holiday orders will be processed on the next working weekday.

    If you are rural please allow some additional time for delivery, just in case.

    If your order does not arrive within 5 working days, please contact us at or phone on 0276535797. For us to help you quickly, please include your order number in any correspondence.