Rheum

Rheum maximowiczii

Germination Tips

?

We have incomplete information on the germination of this species. Sometimes we offer an educated guess about which approach you could try. Let us know what is successful.

A

Sow @ 20°C. Seed germinates within 3 months.

Rheum palmatum

Germination Tips

A

Sow @ 20°C. Seed germinates within 3 months.

Rheum palmatum 'Atropurpureum Dissectum'

Germination Tips

A

Sow @ 20°C. Seed germinates within 3 months.

Rheum palmatum 'Atrosanguineum'

Germination Tips

A

Sow @ 20°C. Seed germinates within 3 months.

Rheum palmatum v. tanguticum

Germination Tips

A

Sow @ 20°C. Seed germinates within 3 months.

Rheum rhabarbarum

Germination Tips

K

Sow @ 10°C. Most species for which we suggest this temperature will also germinate at 20°C, but prefer the cooler temperature for sturdy growth.

Rheum tanguticum

Germination Tips

A

Sow @ 20°C. Seed germinates within 3 months.

6

Requires scarification. Nick or rub between sheets of sandpaper.  See https://youtu.be/icB9HrqdQqU  Seed coat of Baptisia and Oxytropis and other Fabaceae can be scarified by soaking in boiling water. See http://botanicallyinclined.org/continuing-the-sowing-in-hot-water

*

This species needs special care as described.
Special Care: 
soak in saltpeter solution

Rheum tataricum

Germination Tips

K

Sow @ 10°C. Most species for which we suggest this temperature will also germinate at 20°C, but prefer the cooler temperature for sturdy growth.

Rheum wittrockii

Germination Tips

?

We have incomplete information on the germination of this species. Sometimes we offer an educated guess about which approach you could try. Let us know what is successful.

A

Sow @ 20°C. Seed germinates within 3 months.
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