'Grace Riley' is a valuable addition to any chrysanthemum collection, offering elegant blooms in Orange to red tones and suitable for both garden displays and floral arrangements. Flowers reasonably early in the season.
Blooming Period: April to May
Growing Options: Can be grown in the ground or in pots
Blooming Period: April to May
Growing Options: Can be grown in the ground or in pots
- Bloom Size: Medium (often 13 cm across)
- Colour: Orange to Red tones
- Growth Habit: Upright, vigorous growth
- Flowering Period: Typically autumn (December to April)
- Light: Prefers full sun, at least 6 hours daily.
- Soil: Well-draining, rich in organic matter, slightly acidic to neutral pH (6.0–7.0).
- Spacing: 30–45 cm apart to allow air circulation.
- Watering: Keep soil evenly moist but not soggy. Avoid overhead watering to prevent fungal diseases.
- Feeding:
- Early growth: High-nitrogen fertilizer for leafy growth.
- Mid-season: Balanced fertilizer (NPK 10-10-10 or similar).
- Budding stage: High-potassium fertilizer to enhance bloom quality.
- Pinching:
- Pinch out the growing tips when plants reach 15 cm tall to encourage bushier growth.
- January 20th or before cut back again to approx 15cm above soil level.
- Disbudding: Remove side buds if aiming for large show blooms.
- Due to its tall stems and heavy flowers, use stakes or grow through support rings or flower support netting.
- Common Pests: Aphids, thrips, spider mites – treat with insecticidal soap, neem oil or your favourite insecticides and fungicides.
- Diseases: Watch for powdery mildew and botrytis; ensure good airflow and avoid wet foliage.
- Shading: In NZ conditions, shading can extend the bloom season for exhibition timing.