Product description
Spirea x cinera 'Grefsheim' is a compact deciduous shrub. This variety can develop large arching branches that carry small long greyish leaves that will last throughout spring and summer, these are commonly coupled with an abundance of white flowers that are roughly 8mm wide, these will generally develop in clusters along the branches giving off a nice effect. An extremely hardy variety, 'Grefsheim' will generally thrive in most types of soil, provided it is well-drained, they prefer fully sunny positions in the garden but will do just fine in partially shaded areas.
Garden Plant Size Guide
Plants in larger pots can be multiple years older than their smaller counterparts with more mature root systems and foliage. This makes them able to thrive as a full size plant in your garden quicker than smaller alternatives.
The most common size of pot that garden plants come in are 9cm/1L/3L/5L this is in reference to the diameter at the top of the pot.
9cm potted plants still remain the most popular cost effective option though, they just may take a little patience to allow them to grow into full maturity once planted in your garden.
Plant specs, care guide & tips
Key features
Specifications
When to plant
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Planting and period of interest times are general guidelines and may vary based on your location and conditions. For best results, consult local gardening resources.
Instructions
Top Tip
Prune Spiraea after flowering to maintain shape and encourage fresh growth. Different varieties may have different bloom times, so check the specific type for best pruning times.
How to Water
Water Spiraea regularly, especially during dry periods, keeping the soil moist but not waterlogged. Once established, they are drought-tolerant, but consistent watering encourages better growth and blooms.
How to Plant
Plant Spiraea in well-draining soil with full sun or partial shade. Dig a hole twice the size of the root ball, place the plant, and backfill with soil. Space plants 60-120cm apart for air circulation. Water thoroughly after planting to help settle the soil.