Ageratum houstonianum Blue Danube F1
Lavender blue. One of the best for uniformity, earliness and all round performance.
Sowing:
Sow in trays, pots, etc of good seed compost in a propagator or warm place to maintain an optimum temperature of 70-75F. Surface sow and just cover with vermiculite. Do not exclude light. Sowing Time: February to March. Germination usually takes 7-21 days.
Growing:
Transplant seedlings when large enough to handle. Harden off and plant out when all risk of frost has passed 12 inches apart, in full sun.
Aftercare:
Prefers a moist, well drained soil.
  Ageratum houstonianum Blue Danube F1

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