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Plant Care
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Proven Winners
Plant Care Guide

Sunjoy citrus barberry (Berberis thunbergii 'Koren' )

Japanese Barberry

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  • General Information
  • Buy
  • Plant
  • Sow Seeds
  • Fertilize
  • Water
  • Prune
  • Mulch
  • Protect
  • Pest/Disease Inspection
  • Treat for Pest/Disease
  • Transplant
  • Propagate
  • Harvest
  • Special requirements

General Information

SUNJOY CITRUS barberry has a neat, rounded habit that results in a uniformly ball-shaped plant. It makes an excellent low-maintenance hedge, needing little if any pruning to maintain its shape. This plant was evaluated for over five years in full sun to ensure excellent burn-resistance, so it will perform better in full sun than other yellow barberries. Use its bright, season-long color and neat, rounded habit. as a Hedge, in shrub borders, or within foundation plantings. Deer resistant.

Sunset Zones

USDA Zones

Web Link

http://www.provenwinners.com/plants/berberis/sunjoy-citrus-barberry-berberis-thunbergii

Buy

When's the best time to buy this plant? When can you buy these from seed (if you can)? When is it usually available? What are things to look for when you're buying it? Or anything other tidbit of information you can share!

Plant

When's a good time to plant this plant or bulb? Any special planting instructions?

Sow Seeds

When can you plant these seeds? When's the best time? Can you start them indoors and move them out? Do they have any special requirements?

Fertilize

When should you fertilize this plant? Which kind of fertilizer do you recommend? Should you use different fertilizers at different times of year?

Water

Is there a time to reduce or increase watering? Any special requirements? Things to avoid during certain times of the year?

Prune

When's a good time to prune this plant? How about deadheading, pinching back, trimming or any other grooming? Any special requirements?

January
Do not prune.

Mulch

Does this plant need to be mulched? Are there specific types of Mulch which are better for this plant? How much?

Protect

When and how should you protect this plant from birds, deer, rabbits? Does this plant need be covered, or wrapped or painted or moved?

Pest/Disease Inspection

What are the common problems this plant will face and when should you look for them to appear?

Treat for Pest/Disease

How do you treat the common problems for this plant? What products or concoctions or natural means do you use? Any special requirements?

Transplant

When's the best time to dig up and transplant this from one spot to another? (This is different than planting). Any special requirements?

Propagate

When's a good time to divide, take cuttings, layer or propagate this plant. Any special requirements?

Harvest

When's a good time to harvest this plant? What's the best way to harvest? Are there special requirements or features?

Special requirements

Any other requirement for this plant? Is there anything that doesn't fit into the other care categories?