Peony Itoh 'Bartzella' is a standout intersectional peony prized for its large soft yellow blooms and strong upright habit. The semi to fully double flowers appear in late spring to early summer with a light fragrance and are held above deep green foliage that remains attractive throughout the season. Its sturdy stems and long lasting flowers make it a reliable focal point in sunny garden beds. Height & Spread: 30 - 36 in x 30 - 36 in Bloom Time: Late spring to early summer Light Requirements: Full sun Soil Preference: Rich well drained soil Watering Needs: Moderate; prefers consistent moisture Deer Resistance: Deer resistant Native Status This Itoh peony is a hybrid developed from crossing herbaceous and tree peonies and is not native to North America but is valued for its improved strength, bloom size, and garden performance. WILDLIFE & INSECTS Bees Attracts native bees and bumblebees which visit the large blooms for pollen during its bloom period. Butterflies Occasionally visited by butterflies seeking nectar from the open portions of the flowers. Spacing & Landscape Use Spacing Recommendations Space 30 - 36 in apart to allow for its broad mounding habit and airflow between plants. Landscape Placement Best used as a focal point in perennial borders and foundation plantings where its large blooms and strong structure can stand out. Companion Plants Baptisia australis (False Indigo) - Provides upright structure and deep blue flowers that contrast with the soft yellow blooms. Salvia nemorosa 'Caradonna' (Meadow Sage) - Adds vertical spikes and early summer color that pairs well with peony bloom time. Allium 'Globemaster' (Ornamental Onion) - Introduces bold spherical flowers that complement the rounded peony blooms. Nepeta faassenii 'Walker's Low' (Catmint) - Offers a soft flowing texture and extended bloom that surrounds the base of the plant. Iris germanica (Bearded Iris) - Brings strong vertical form and early season color in similar growing conditions.